Proteins.1.3.2.source-code.Atoms.txt Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of Proteins Show documentation
Library for general purpose in silico chemistry, mainly intended for mass spectrometry proteomics computations.
There is a newer version: 1.3.3
Atomic Number = 1
Atomic Symbol = H
Mass Number = 1
Relative Atomic Mass = 1.00782503207(10)
Isotopic Composition = 0.999885(70)
Standard Atomic Weight = 1.00794(7)
Notes = g,m,r,b,w

Atomic Number = 1
Atomic Symbol = D
Mass Number = 2
Relative Atomic Mass = 2.0141017778(4)
Isotopic Composition = 0.000115(70)
Standard Atomic Weight = 1.00794(7)
Notes = g,m,r,b,w

Atomic Number = 1
Atomic Symbol = T
Mass Number = 3
Relative Atomic Mass = 3.0160492777(25)
Isotopic Composition = 
Standard Atomic Weight = 1.00794(7)
Notes = g,m,r,b,w

Atomic Number = 2
Atomic Symbol = He
Mass Number = 3
Relative Atomic Mass = 3.0160293191(26)
Isotopic Composition = 0.00000134(3)
Standard Atomic Weight = 4.002602(2)
Notes = g,r,a

Atomic Number = 2
Atomic Symbol = He
Mass Number = 4
Relative Atomic Mass = 4.00260325415(6)
Isotopic Composition = 0.99999866(3)
Standard Atomic Weight = 4.002602(2)
Notes = g,r,a

Atomic Number = 3
Atomic Symbol = Li
Mass Number = 6
Relative Atomic Mass = 6.015122795(16)
Isotopic Composition = 0.0759(4)
Standard Atomic Weight = 6.941(2)
Notes = g,m,r,c,i

Atomic Number = 3
Atomic Symbol = Li
Mass Number = 7
Relative Atomic Mass = 7.01600455(8)
Isotopic Composition = 0.9241(4)
Standard Atomic Weight = 6.941(2)
Notes = g,m,r,c,i

Atomic Number = 4
Atomic Symbol = Be
Mass Number = 9
Relative Atomic Mass = 9.0121822(4)
Isotopic Composition = 1.0000
Standard Atomic Weight = 9.012182(3)
Notes =  

Atomic Number = 5
Atomic Symbol = B
Mass Number = 10
Relative Atomic Mass = 10.0129370(4)
Isotopic Composition = 0.199(7)
Standard Atomic Weight = 10.811(7)
Notes = g,m,r

Atomic Number = 5
Atomic Symbol = B
Mass Number = 11
Relative Atomic Mass = 11.0093054(4)
Isotopic Composition = 0.801(7)
Standard Atomic Weight = 10.811(7)
Notes = g,m,r

Atomic Number = 6
Atomic Symbol = C
Mass Number = 12
Relative Atomic Mass = 12.0000000(0)
Isotopic Composition = 0.9893(8)
Standard Atomic Weight = 12.0107(8)
Notes = g,r

Atomic Number = 6
Atomic Symbol = C
Mass Number = 13
Relative Atomic Mass = 13.0033548378(10)
Isotopic Composition = 0.0107(8)
Standard Atomic Weight = 12.0107(8)
Notes = g,r

Atomic Number = 6
Atomic Symbol = C
Mass Number = 14
Relative Atomic Mass = 14.003241989(4)
Isotopic Composition = 
Standard Atomic Weight = 12.0107(8)
Notes = g,r

Atomic Number = 7
Atomic Symbol = N
Mass Number = 14
Relative Atomic Mass = 14.0030740048(6)
Isotopic Composition = 0.99636(20)
Standard Atomic Weight = 14.0067(2)
Notes = g,r,a,d

Atomic Number = 7
Atomic Symbol = N
Mass Number = 15
Relative Atomic Mass = 15.0001088982(7)
Isotopic Composition = 0.00364(20)
Standard Atomic Weight = 14.0067(2)
Notes = g,r,a,d

Atomic Number = 8
Atomic Symbol = O
Mass Number = 16
Relative Atomic Mass = 15.99491461956(16)
Isotopic Composition = 0.99757(16)
Standard Atomic Weight = 15.9994(3)
Notes = g,r,e,w

Atomic Number = 8
Atomic Symbol = O
Mass Number = 17
Relative Atomic Mass = 16.99913170(12)
Isotopic Composition = 0.00038(1)
Standard Atomic Weight = 15.9994(3)
Notes = g,r,e,w

Atomic Number = 8
Atomic Symbol = O
Mass Number = 18
Relative Atomic Mass = 17.9991610(7)
Isotopic Composition = 0.00205(14)
Standard Atomic Weight = 15.9994(3)
Notes = g,r,e,w

Atomic Number = 9
Atomic Symbol = F
Mass Number = 19
Relative Atomic Mass = 18.99840322(7)
Isotopic Composition = 1.0000
Standard Atomic Weight = 18.9984032(5)
Notes =  

Atomic Number = 10
Atomic Symbol = Ne
Mass Number = 20
Relative Atomic Mass = 19.9924401754(19)
Isotopic Composition = 0.9048(3)
Standard Atomic Weight = 20.1797(6)
Notes = g,m,a

Atomic Number = 10
Atomic Symbol = Ne
Mass Number = 21
Relative Atomic Mass = 20.99384668(4)
Isotopic Composition = 0.0027(1)
Standard Atomic Weight = 20.1797(6)
Notes = g,m,a

Atomic Number = 10
Atomic Symbol = Ne
Mass Number = 22
Relative Atomic Mass = 21.991385114(19)
Isotopic Composition = 0.0925(3)
Standard Atomic Weight = 20.1797(6)
Notes = g,m,a

Atomic Number = 11
Atomic Symbol = Na
Mass Number = 23
Relative Atomic Mass = 22.9897692809(29)
Isotopic Composition = 1.0000
Standard Atomic Weight = 22.98976928(2)
Notes =  

Atomic Number = 12
Atomic Symbol = Mg
Mass Number = 24
Relative Atomic Mass = 23.985041700(14)
Isotopic Composition = 0.7899(4)
Standard Atomic Weight = 24.3050(6)
Notes =  

Atomic Number = 12
Atomic Symbol = Mg
Mass Number = 25
Relative Atomic Mass = 24.98583692(3)
Isotopic Composition = 0.1000(1)
Standard Atomic Weight = 24.3050(6)
Notes =  

Atomic Number = 12
Atomic Symbol = Mg
Mass Number = 26
Relative Atomic Mass = 25.982592929(30)
Isotopic Composition = 0.1101(3)
Standard Atomic Weight = 24.3050(6)
Notes =  

Atomic Number = 13
Atomic Symbol = Al
Mass Number = 27
Relative Atomic Mass = 26.98153863(12)
Isotopic Composition = 1.0000
Standard Atomic Weight = 26.9815386(8)
Notes =  

Atomic Number = 14
Atomic Symbol = Si
Mass Number = 28
Relative Atomic Mass = 27.9769265325(19)
Isotopic Composition = 0.92223(19)
Standard Atomic Weight = 28.0855(3)
Notes = r

Atomic Number = 14
Atomic Symbol = Si
Mass Number = 29
Relative Atomic Mass = 28.976494700(22)
Isotopic Composition = 0.04685(8)
Standard Atomic Weight = 28.0855(3)
Notes = r

Atomic Number = 14
Atomic Symbol = Si
Mass Number = 30
Relative Atomic Mass = 29.97377017(3)
Isotopic Composition = 0.03092(11)
Standard Atomic Weight = 28.0855(3)
Notes = r

Atomic Number = 15
Atomic Symbol = P
Mass Number = 31
Relative Atomic Mass = 30.97376163(20)
Isotopic Composition = 1.0000
Standard Atomic Weight = 30.973762(2)
Notes =  

Atomic Number = 16
Atomic Symbol = S
Mass Number = 32
Relative Atomic Mass = 31.97207100(15)
Isotopic Composition = 0.9499(26)
Standard Atomic Weight = 32.065(5)
Notes = g,r

Atomic Number = 16
Atomic Symbol = S
Mass Number = 33
Relative Atomic Mass = 32.97145876(15)
Isotopic Composition = 0.0075(2)
Standard Atomic Weight = 32.065(5)
Notes = g,r

Atomic Number = 16
Atomic Symbol = S
Mass Number = 34
Relative Atomic Mass = 33.96786690(12)
Isotopic Composition = 0.0425(24)
Standard Atomic Weight = 32.065(5)
Notes = g,r

Atomic Number = 16
Atomic Symbol = S
Mass Number = 36
Relative Atomic Mass = 35.96708076(20)
Isotopic Composition = 0.0001(1)
Standard Atomic Weight = 32.065(5)
Notes = g,r

Atomic Number = 17
Atomic Symbol = Cl
Mass Number = 35
Relative Atomic Mass = 34.96885268(4)
Isotopic Composition = 0.7576(10)
Standard Atomic Weight = 35.453(2)
Notes = m

Atomic Number = 17
Atomic Symbol = Cl
Mass Number = 37
Relative Atomic Mass = 36.96590259(5)
Isotopic Composition = 0.2424(10)
Standard Atomic Weight = 35.453(2)
Notes = m

Atomic Number = 18
Atomic Symbol = Ar
Mass Number = 36
Relative Atomic Mass = 35.967545106(29)
Isotopic Composition = 0.003365(30)
Standard Atomic Weight = 39.948(1)
Notes = g,r,a

Atomic Number = 18
Atomic Symbol = Ar
Mass Number = 38
Relative Atomic Mass = 37.9627324(4)
Isotopic Composition = 0.000632(5)
Standard Atomic Weight = 39.948(1)
Notes = g,r,a

Atomic Number = 18
Atomic Symbol = Ar
Mass Number = 40
Relative Atomic Mass = 39.9623831225(29)
Isotopic Composition = 0.996003(30)
Standard Atomic Weight = 39.948(1)
Notes = g,r,a

Atomic Number = 19
Atomic Symbol = K
Mass Number = 39
Relative Atomic Mass = 38.96370668(20)
Isotopic Composition = 0.932581(44)
Standard Atomic Weight = 39.0983(1)
Notes = g

Atomic Number = 19
Atomic Symbol = K
Mass Number = 40
Relative Atomic Mass = 39.96399848(21)
Isotopic Composition = 0.000117(1)
Standard Atomic Weight = 39.0983(1)
Notes = g

Atomic Number = 19
Atomic Symbol = K
Mass Number = 41
Relative Atomic Mass = 40.96182576(21)
Isotopic Composition = 0.067302(44)
Standard Atomic Weight = 39.0983(1)
Notes = g

Atomic Number = 20
Atomic Symbol = Ca
Mass Number = 40
Relative Atomic Mass = 39.96259098(22)
Isotopic Composition = 0.96941(156)
Standard Atomic Weight = 40.078(4)
Notes = g,f

Atomic Number = 20
Atomic Symbol = Ca
Mass Number = 42
Relative Atomic Mass = 41.95861801(27)
Isotopic Composition = 0.00647(23)
Standard Atomic Weight = 40.078(4)
Notes = g,f

Atomic Number = 20
Atomic Symbol = Ca
Mass Number = 43
Relative Atomic Mass = 42.9587666(3)
Isotopic Composition = 0.00135(10)
Standard Atomic Weight = 40.078(4)
Notes = g,f

Atomic Number = 20
Atomic Symbol = Ca
Mass Number = 44
Relative Atomic Mass = 43.9554818(4)
Isotopic Composition = 0.02086(110)
Standard Atomic Weight = 40.078(4)
Notes = g,f

Atomic Number = 20
Atomic Symbol = Ca
Mass Number = 46
Relative Atomic Mass = 45.9536926(24)
Isotopic Composition = 0.00004(3)
Standard Atomic Weight = 40.078(4)
Notes = g,f

Atomic Number = 20
Atomic Symbol = Ca
Mass Number = 48
Relative Atomic Mass = 47.952534(4)
Isotopic Composition = 0.00187(21)
Standard Atomic Weight = 40.078(4)
Notes = g,f

Atomic Number = 21
Atomic Symbol = Sc
Mass Number = 45
Relative Atomic Mass = 44.9559119(9)
Isotopic Composition = 1.0000
Standard Atomic Weight = 44.955912(6)
Notes =  

Atomic Number = 22
Atomic Symbol = Ti
Mass Number = 46
Relative Atomic Mass = 45.9526316(9)
Isotopic Composition = 0.0825(3)
Standard Atomic Weight = 47.867(1)
Notes =  

Atomic Number = 22
Atomic Symbol = Ti
Mass Number = 47
Relative Atomic Mass = 46.9517631(9)
Isotopic Composition = 0.0744(2)
Standard Atomic Weight = 47.867(1)
Notes =  

Atomic Number = 22
Atomic Symbol = Ti
Mass Number = 48
Relative Atomic Mass = 47.9479463(9)
Isotopic Composition = 0.7372(3)
Standard Atomic Weight = 47.867(1)
Notes =  

Atomic Number = 22
Atomic Symbol = Ti
Mass Number = 49
Relative Atomic Mass = 48.9478700(9)
Isotopic Composition = 0.0541(2)
Standard Atomic Weight = 47.867(1)
Notes =  

Atomic Number = 22
Atomic Symbol = Ti
Mass Number = 50
Relative Atomic Mass = 49.9447912(9)
Isotopic Composition = 0.0518(2)
Standard Atomic Weight = 47.867(1)
Notes =  

Atomic Number = 23
Atomic Symbol = V
Mass Number = 50
Relative Atomic Mass = 49.9471585(11)
Isotopic Composition = 0.00250(4)
Standard Atomic Weight = 50.9415(1)
Notes =  

Atomic Number = 23
Atomic Symbol = V
Mass Number = 51
Relative Atomic Mass = 50.9439595(11)
Isotopic Composition = 0.99750(4)
Standard Atomic Weight = 50.9415(1)
Notes =  

Atomic Number = 24
Atomic Symbol = Cr
Mass Number = 50
Relative Atomic Mass = 49.9460442(11)
Isotopic Composition = 0.04345(13)
Standard Atomic Weight = 51.9961(6)
Notes =  

Atomic Number = 24
Atomic Symbol = Cr
Mass Number = 52
Relative Atomic Mass = 51.9405075(8)
Isotopic Composition = 0.83789(18)
Standard Atomic Weight = 51.9961(6)
Notes =  

Atomic Number = 24
Atomic Symbol = Cr
Mass Number = 53
Relative Atomic Mass = 52.9406494(8)
Isotopic Composition = 0.09501(17)
Standard Atomic Weight = 51.9961(6)
Notes =  

Atomic Number = 24
Atomic Symbol = Cr
Mass Number = 54
Relative Atomic Mass = 53.9388804(8)
Isotopic Composition = 0.02365(7)
Standard Atomic Weight = 51.9961(6)
Notes =  

Atomic Number = 25
Atomic Symbol = Mn
Mass Number = 55
Relative Atomic Mass = 54.9380451(7)
Isotopic Composition = 1.0000
Standard Atomic Weight = 54.938045(5)
Notes =  

Atomic Number = 26
Atomic Symbol = Fe
Mass Number = 54
Relative Atomic Mass = 53.9396105(7)
Isotopic Composition = 0.05845(35)
Standard Atomic Weight = 55.845(2)
Notes =  

Atomic Number = 26
Atomic Symbol = Fe
Mass Number = 56
Relative Atomic Mass = 55.9349375(7)
Isotopic Composition = 0.91754(36)
Standard Atomic Weight = 55.845(2)
Notes =  

Atomic Number = 26
Atomic Symbol = Fe
Mass Number = 57
Relative Atomic Mass = 56.9353940(7)
Isotopic Composition = 0.02119(10)
Standard Atomic Weight = 55.845(2)
Notes =  

Atomic Number = 26
Atomic Symbol = Fe
Mass Number = 58
Relative Atomic Mass = 57.9332756(8)
Isotopic Composition = 0.00282(4)
Standard Atomic Weight = 55.845(2)
Notes =  

Atomic Number = 27
Atomic Symbol = Co
Mass Number = 59
Relative Atomic Mass = 58.9331950(7)
Isotopic Composition = 1.0000
Standard Atomic Weight = 58.933195(5)
Notes =  

Atomic Number = 28
Atomic Symbol = Ni
Mass Number = 58
Relative Atomic Mass = 57.9353429(7)
Isotopic Composition = 0.680769(89)
Standard Atomic Weight = 58.6934(4)
Notes =  

Atomic Number = 28
Atomic Symbol = Ni
Mass Number = 60
Relative Atomic Mass = 59.9307864(7)
Isotopic Composition = 0.262231(77)
Standard Atomic Weight = 58.6934(4)
Notes =  

Atomic Number = 28
Atomic Symbol = Ni
Mass Number = 61
Relative Atomic Mass = 60.9310560(7)
Isotopic Composition = 0.011399(6)
Standard Atomic Weight = 58.6934(4)
Notes =  

Atomic Number = 28
Atomic Symbol = Ni
Mass Number = 62
Relative Atomic Mass = 61.9283451(6)
Isotopic Composition = 0.036345(17)
Standard Atomic Weight = 58.6934(4)
Notes =  

Atomic Number = 28
Atomic Symbol = Ni
Mass Number = 64
Relative Atomic Mass = 63.9279660(7)
Isotopic Composition = 0.009256(9)
Standard Atomic Weight = 58.6934(4)
Notes =  

Atomic Number = 29
Atomic Symbol = Cu
Mass Number = 63
Relative Atomic Mass = 62.9295975(6)
Isotopic Composition = 0.6915(15)
Standard Atomic Weight = 63.546(3)
Notes = r

Atomic Number = 29
Atomic Symbol = Cu
Mass Number = 65
Relative Atomic Mass = 64.9277895(7)
Isotopic Composition = 0.3085(15)
Standard Atomic Weight = 63.546(3)
Notes = r

Atomic Number = 30
Atomic Symbol = Zn
Mass Number = 64
Relative Atomic Mass = 63.9291422(7)
Isotopic Composition = 0.48268(321)
Standard Atomic Weight = 65.38(2)
Notes =  

Atomic Number = 30
Atomic Symbol = Zn
Mass Number = 66
Relative Atomic Mass = 65.9260334(10)
Isotopic Composition = 0.27975(77)
Standard Atomic Weight = 65.38(2)
Notes =  

Atomic Number = 30
Atomic Symbol = Zn
Mass Number = 67
Relative Atomic Mass = 66.9271273(10)
Isotopic Composition = 0.04102(21)
Standard Atomic Weight = 65.38(2)
Notes =  

Atomic Number = 30
Atomic Symbol = Zn
Mass Number = 68
Relative Atomic Mass = 67.9248442(10)
Isotopic Composition = 0.19024(123)
Standard Atomic Weight = 65.38(2)
Notes =  

Atomic Number = 30
Atomic Symbol = Zn
Mass Number = 70
Relative Atomic Mass = 69.9253193(21)
Isotopic Composition = 0.00631(9)
Standard Atomic Weight = 65.38(2)
Notes =  

Atomic Number = 31
Atomic Symbol = Ga
Mass Number = 69
Relative Atomic Mass = 68.9255736(13)
Isotopic Composition = 0.60108(9)
Standard Atomic Weight = 69.723(1)
Notes =  

Atomic Number = 31
Atomic Symbol = Ga
Mass Number = 71
Relative Atomic Mass = 70.9247013(11)
Isotopic Composition = 0.39892(9)
Standard Atomic Weight = 69.723(1)
Notes =  

Atomic Number = 32
Atomic Symbol = Ge
Mass Number = 70
Relative Atomic Mass = 69.9242474(11)
Isotopic Composition = 0.2038(18)
Standard Atomic Weight = 72.64(1)
Notes =  

Atomic Number = 32
Atomic Symbol = Ge
Mass Number = 72
Relative Atomic Mass = 71.9220758(18)
Isotopic Composition = 0.2731(26)
Standard Atomic Weight = 72.64(1)
Notes =  

Atomic Number = 32
Atomic Symbol = Ge
Mass Number = 73
Relative Atomic Mass = 72.9234589(18)
Isotopic Composition = 0.0776(8)
Standard Atomic Weight = 72.64(1)
Notes =  

Atomic Number = 32
Atomic Symbol = Ge
Mass Number = 74
Relative Atomic Mass = 73.9211778(18)
Isotopic Composition = 0.3672(15)
Standard Atomic Weight = 72.64(1)
Notes =  

Atomic Number = 32
Atomic Symbol = Ge
Mass Number = 76
Relative Atomic Mass = 75.9214026(18)
Isotopic Composition = 0.0783(7)
Standard Atomic Weight = 72.64(1)
Notes =  

Atomic Number = 33
Atomic Symbol = As
Mass Number = 75
Relative Atomic Mass = 74.9215965(20)
Isotopic Composition = 1.0000
Standard Atomic Weight = 74.92160(2)
Notes =  

Atomic Number = 34
Atomic Symbol = Se
Mass Number = 74
Relative Atomic Mass = 73.9224764(18)
Isotopic Composition = 0.0089(4)
Standard Atomic Weight = 78.96(3)
Notes =  

Atomic Number = 34
Atomic Symbol = Se
Mass Number = 76
Relative Atomic Mass = 75.9192136(18)
Isotopic Composition = 0.0937(29)
Standard Atomic Weight = 78.96(3)
Notes =  

Atomic Number = 34
Atomic Symbol = Se
Mass Number = 77
Relative Atomic Mass = 76.9199140(18)
Isotopic Composition = 0.0763(16)
Standard Atomic Weight = 78.96(3)
Notes =  

Atomic Number = 34
Atomic Symbol = Se
Mass Number = 78
Relative Atomic Mass = 77.9173091(18)
Isotopic Composition = 0.2377(28)
Standard Atomic Weight = 78.96(3)
Notes =  

Atomic Number = 34
Atomic Symbol = Se
Mass Number = 80
Relative Atomic Mass = 79.9165213(21)
Isotopic Composition = 0.4961(41)
Standard Atomic Weight = 78.96(3)
Notes =  

Atomic Number = 34
Atomic Symbol = Se
Mass Number = 82
Relative Atomic Mass = 81.9166994(22)
Isotopic Composition = 0.0873(22)
Standard Atomic Weight = 78.96(3)
Notes =  

Atomic Number = 35
Atomic Symbol = Br
Mass Number = 79
Relative Atomic Mass = 78.9183371(22)
Isotopic Composition = 0.5069(7)
Standard Atomic Weight = 79.904(1)
Notes =  

Atomic Number = 35
Atomic Symbol = Br
Mass Number = 81
Relative Atomic Mass = 80.9162906(21)
Isotopic Composition = 0.4931(7)
Standard Atomic Weight = 79.904(1)
Notes =  

Atomic Number = 36
Atomic Symbol = Kr
Mass Number = 78
Relative Atomic Mass = 77.9203648(12)
Isotopic Composition = 0.00355(3)
Standard Atomic Weight = 83.798(2)
Notes = g,m,a

Atomic Number = 36
Atomic Symbol = Kr
Mass Number = 80
Relative Atomic Mass = 79.9163790(16)
Isotopic Composition = 0.02286(10)
Standard Atomic Weight = 83.798(2)
Notes = g,m,a

Atomic Number = 36
Atomic Symbol = Kr
Mass Number = 82
Relative Atomic Mass = 81.9134836(19)
Isotopic Composition = 0.11593(31)
Standard Atomic Weight = 83.798(2)
Notes = g,m,a

Atomic Number = 36
Atomic Symbol = Kr
Mass Number = 83
Relative Atomic Mass = 82.914136(3)
Isotopic Composition = 0.11500(19)
Standard Atomic Weight = 83.798(2)
Notes = g,m,a

Atomic Number = 36
Atomic Symbol = Kr
Mass Number = 84
Relative Atomic Mass = 83.911507(3)
Isotopic Composition = 0.56987(15)
Standard Atomic Weight = 83.798(2)
Notes = g,m,a

Atomic Number = 36
Atomic Symbol = Kr
Mass Number = 86
Relative Atomic Mass = 85.91061073(11)
Isotopic Composition = 0.17279(41)
Standard Atomic Weight = 83.798(2)
Notes = g,m,a

Atomic Number = 37
Atomic Symbol = Rb
Mass Number = 85
Relative Atomic Mass = 84.911789738(12)
Isotopic Composition = 0.7217(2)
Standard Atomic Weight = 85.4678(3)
Notes = g

Atomic Number = 37
Atomic Symbol = Rb
Mass Number = 87
Relative Atomic Mass = 86.909180527(13)
Isotopic Composition = 0.2783(2)
Standard Atomic Weight = 85.4678(3)
Notes = g

Atomic Number = 38
Atomic Symbol = Sr
Mass Number = 84
Relative Atomic Mass = 83.913425(3)
Isotopic Composition = 0.0056(1)
Standard Atomic Weight = 87.62(1)
Notes = g,r,f

Atomic Number = 38
Atomic Symbol = Sr
Mass Number = 86
Relative Atomic Mass = 85.9092602(12)
Isotopic Composition = 0.0986(1)
Standard Atomic Weight = 87.62(1)
Notes = g,r,f

Atomic Number = 38
Atomic Symbol = Sr
Mass Number = 87
Relative Atomic Mass = 86.9088771(12)
Isotopic Composition = 0.0700(1)
Standard Atomic Weight = 87.62(1)
Notes = g,r,f

Atomic Number = 38
Atomic Symbol = Sr
Mass Number = 88
Relative Atomic Mass = 87.9056121(12)
Isotopic Composition = 0.8258(1)
Standard Atomic Weight = 87.62(1)
Notes = g,r,f

Atomic Number = 39
Atomic Symbol = Y
Mass Number = 89
Relative Atomic Mass = 88.9058483(27)
Isotopic Composition = 1.0000
Standard Atomic Weight = 88.90585(2)
Notes =  

Atomic Number = 40
Atomic Symbol = Zr
Mass Number = 90
Relative Atomic Mass = 89.9047044(25)
Isotopic Composition = 0.5145(40)
Standard Atomic Weight = 91.224(2)
Notes = g

Atomic Number = 40
Atomic Symbol = Zr
Mass Number = 91
Relative Atomic Mass = 90.9056458(25)
Isotopic Composition = 0.1122(5)
Standard Atomic Weight = 91.224(2)
Notes = g

Atomic Number = 40
Atomic Symbol = Zr
Mass Number = 92
Relative Atomic Mass = 91.9050408(25)
Isotopic Composition = 0.1715(8)
Standard Atomic Weight = 91.224(2)
Notes = g

Atomic Number = 40
Atomic Symbol = Zr
Mass Number = 94
Relative Atomic Mass = 93.9063152(26)
Isotopic Composition = 0.1738(28)
Standard Atomic Weight = 91.224(2)
Notes = g

Atomic Number = 40
Atomic Symbol = Zr
Mass Number = 96
Relative Atomic Mass = 95.9082734(30)
Isotopic Composition = 0.0280(9)
Standard Atomic Weight = 91.224(2)
Notes = g

Atomic Number = 41
Atomic Symbol = Nb
Mass Number = 93
Relative Atomic Mass = 92.9063781(26)
Isotopic Composition = 1.0000
Standard Atomic Weight = 92.90638(2)
Notes =  

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 92
Relative Atomic Mass = 91.906811(4)
Isotopic Composition = 0.1477(31)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 94
Relative Atomic Mass = 93.9050883(21)
Isotopic Composition = 0.0923(10)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 95
Relative Atomic Mass = 94.9058421(21)
Isotopic Composition = 0.1590(9)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 96
Relative Atomic Mass = 95.9046795(21)
Isotopic Composition = 0.1668(1)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 97
Relative Atomic Mass = 96.9060215(21)
Isotopic Composition = 0.0956(5)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 98
Relative Atomic Mass = 97.9054082(21)
Isotopic Composition = 0.2419(26)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 42
Atomic Symbol = Mo
Mass Number = 100
Relative Atomic Mass = 99.907477(6)
Isotopic Composition = 0.0967(20)
Standard Atomic Weight = 95.96(2)
Notes = g

Atomic Number = 43
Atomic Symbol = Tc
Mass Number = 97
Relative Atomic Mass = 96.906365(5)
Isotopic Composition = 
Standard Atomic Weight = [98]
Notes =  

Atomic Number = 43
Atomic Symbol = Tc
Mass Number = 98
Relative Atomic Mass = 97.907216(4)
Isotopic Composition = 
Standard Atomic Weight = [98]
Notes =  

Atomic Number = 43
Atomic Symbol = Tc
Mass Number = 99
Relative Atomic Mass = 98.9062547(21)
Isotopic Composition = 
Standard Atomic Weight = [98]
Notes =  

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 96
Relative Atomic Mass = 95.907598(8)
Isotopic Composition = 0.0554(14)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 98
Relative Atomic Mass = 97.905287(7)
Isotopic Composition = 0.0187(3)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 99
Relative Atomic Mass = 98.9059393(22)
Isotopic Composition = 0.1276(14)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 100
Relative Atomic Mass = 99.9042195(22)
Isotopic Composition = 0.1260(7)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 101
Relative Atomic Mass = 100.9055821(22)
Isotopic Composition = 0.1706(2)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 102
Relative Atomic Mass = 101.9043493(22)
Isotopic Composition = 0.3155(14)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 44
Atomic Symbol = Ru
Mass Number = 104
Relative Atomic Mass = 103.905433(3)
Isotopic Composition = 0.1862(27)
Standard Atomic Weight = 101.07(2)
Notes = g

Atomic Number = 45
Atomic Symbol = Rh
Mass Number = 103
Relative Atomic Mass = 102.905504(3)
Isotopic Composition = 1.0000
Standard Atomic Weight = 102.90550(2)
Notes =  

Atomic Number = 46
Atomic Symbol = Pd
Mass Number = 102
Relative Atomic Mass = 101.905609(3)
Isotopic Composition = 0.0102(1)
Standard Atomic Weight = 106.42(1)
Notes = g

Atomic Number = 46
Atomic Symbol = Pd
Mass Number = 104
Relative Atomic Mass = 103.904036(4)
Isotopic Composition = 0.1114(8)
Standard Atomic Weight = 106.42(1)
Notes = g

Atomic Number = 46
Atomic Symbol = Pd
Mass Number = 105
Relative Atomic Mass = 104.905085(4)
Isotopic Composition = 0.2233(8)
Standard Atomic Weight = 106.42(1)
Notes = g

Atomic Number = 46
Atomic Symbol = Pd
Mass Number = 106
Relative Atomic Mass = 105.903486(4)
Isotopic Composition = 0.2733(3)
Standard Atomic Weight = 106.42(1)
Notes = g

Atomic Number = 46
Atomic Symbol = Pd
Mass Number = 108
Relative Atomic Mass = 107.903892(4)
Isotopic Composition = 0.2646(9)
Standard Atomic Weight = 106.42(1)
Notes = g

Atomic Number = 46
Atomic Symbol = Pd
Mass Number = 110
Relative Atomic Mass = 109.905153(12)
Isotopic Composition = 0.1172(9)
Standard Atomic Weight = 106.42(1)
Notes = g

Atomic Number = 47
Atomic Symbol = Ag
Mass Number = 107
Relative Atomic Mass = 106.905097(5)
Isotopic Composition = 0.51839(8)
Standard Atomic Weight = 107.8682(2)
Notes = g

Atomic Number = 47
Atomic Symbol = Ag
Mass Number = 109
Relative Atomic Mass = 108.904752(3)
Isotopic Composition = 0.48161(8)
Standard Atomic Weight = 107.8682(2)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 106
Relative Atomic Mass = 105.906459(6)
Isotopic Composition = 0.0125(6)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 108
Relative Atomic Mass = 107.904184(6)
Isotopic Composition = 0.0089(3)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 110
Relative Atomic Mass = 109.9030021(29)
Isotopic Composition = 0.1249(18)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 111
Relative Atomic Mass = 110.9041781(29)
Isotopic Composition = 0.1280(12)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 112
Relative Atomic Mass = 111.9027578(29)
Isotopic Composition = 0.2413(21)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 113
Relative Atomic Mass = 112.9044017(29)
Isotopic Composition = 0.1222(12)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 114
Relative Atomic Mass = 113.9033585(29)
Isotopic Composition = 0.2873(42)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 48
Atomic Symbol = Cd
Mass Number = 116
Relative Atomic Mass = 115.904756(3)
Isotopic Composition = 0.0749(18)
Standard Atomic Weight = 112.411(8)
Notes = g

Atomic Number = 49
Atomic Symbol = In
Mass Number = 113
Relative Atomic Mass = 112.904058(3)
Isotopic Composition = 0.0429(5)
Standard Atomic Weight = 114.818(3)
Notes =  

Atomic Number = 49
Atomic Symbol = In
Mass Number = 115
Relative Atomic Mass = 114.903878(5)
Isotopic Composition = 0.9571(5)
Standard Atomic Weight = 114.818(3)
Notes =  

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 112
Relative Atomic Mass = 111.904818(5)
Isotopic Composition = 0.0097(1)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 114
Relative Atomic Mass = 113.902779(3)
Isotopic Composition = 0.0066(1)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 115
Relative Atomic Mass = 114.903342(3)
Isotopic Composition = 0.0034(1)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 116
Relative Atomic Mass = 115.901741(3)
Isotopic Composition = 0.1454(9)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 117
Relative Atomic Mass = 116.902952(3)
Isotopic Composition = 0.0768(7)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 118
Relative Atomic Mass = 117.901603(3)
Isotopic Composition = 0.2422(9)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 119
Relative Atomic Mass = 118.903308(3)
Isotopic Composition = 0.0859(4)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 120
Relative Atomic Mass = 119.9021947(27)
Isotopic Composition = 0.3258(9)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 122
Relative Atomic Mass = 121.9034390(29)
Isotopic Composition = 0.0463(3)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 50
Atomic Symbol = Sn
Mass Number = 124
Relative Atomic Mass = 123.9052739(15)
Isotopic Composition = 0.0579(5)
Standard Atomic Weight = 118.710(7)
Notes = g,e

Atomic Number = 51
Atomic Symbol = Sb
Mass Number = 121
Relative Atomic Mass = 120.9038157(24)
Isotopic Composition = 0.5721(5)
Standard Atomic Weight = 121.760(1)
Notes = g

Atomic Number = 51
Atomic Symbol = Sb
Mass Number = 123
Relative Atomic Mass = 122.9042140(22)
Isotopic Composition = 0.4279(5)
Standard Atomic Weight = 121.760(1)
Notes = g

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 120
Relative Atomic Mass = 119.904020(10)
Isotopic Composition = 0.0009(1)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 122
Relative Atomic Mass = 121.9030439(16)
Isotopic Composition = 0.0255(12)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 123
Relative Atomic Mass = 122.9042700(16)
Isotopic Composition = 0.0089(3)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 124
Relative Atomic Mass = 123.9028179(16)
Isotopic Composition = 0.0474(14)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 125
Relative Atomic Mass = 124.9044307(16)
Isotopic Composition = 0.0707(15)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 126
Relative Atomic Mass = 125.9033117(16)
Isotopic Composition = 0.1884(25)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 128
Relative Atomic Mass = 127.9044631(19)
Isotopic Composition = 0.3174(8)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 52
Atomic Symbol = Te
Mass Number = 130
Relative Atomic Mass = 129.9062244(21)
Isotopic Composition = 0.3408(62)
Standard Atomic Weight = 127.60(3)
Notes = g,h

Atomic Number = 53
Atomic Symbol = I
Mass Number = 127
Relative Atomic Mass = 126.904473(4)
Isotopic Composition = 1.0000
Standard Atomic Weight = 126.90447(3)
Notes =  

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 124
Relative Atomic Mass = 123.9058930(20)
Isotopic Composition = 0.000952(3)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 126
Relative Atomic Mass = 125.904274(7)
Isotopic Composition = 0.000890(2)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 128
Relative Atomic Mass = 127.9035313(15)
Isotopic Composition = 0.019102(8)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 129
Relative Atomic Mass = 128.9047794(8)
Isotopic Composition = 0.264006(82)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 130
Relative Atomic Mass = 129.9035080(8)
Isotopic Composition = 0.040710(13)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 131
Relative Atomic Mass = 130.9050824(10)
Isotopic Composition = 0.212324(30)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 132
Relative Atomic Mass = 131.9041535(10)
Isotopic Composition = 0.269086(33)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 134
Relative Atomic Mass = 133.9053945(9)
Isotopic Composition = 0.104357(21)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 54
Atomic Symbol = Xe
Mass Number = 136
Relative Atomic Mass = 135.907219(8)
Isotopic Composition = 0.088573(44)
Standard Atomic Weight = 131.293(6)
Notes = g,m,a

Atomic Number = 55
Atomic Symbol = Cs
Mass Number = 133
Relative Atomic Mass = 132.905451933(24)
Isotopic Composition = 1.0000
Standard Atomic Weight = 132.9054519(2)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 130
Relative Atomic Mass = 129.9063208(30)
Isotopic Composition = 0.00106(1)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 132
Relative Atomic Mass = 131.9050613(11)
Isotopic Composition = 0.00101(1)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 134
Relative Atomic Mass = 133.9045084(4)
Isotopic Composition = 0.02417(18)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 135
Relative Atomic Mass = 134.9056886(4)
Isotopic Composition = 0.06592(12)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 136
Relative Atomic Mass = 135.9045759(4)
Isotopic Composition = 0.07854(24)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 137
Relative Atomic Mass = 136.9058274(5)
Isotopic Composition = 0.11232(24)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 56
Atomic Symbol = Ba
Mass Number = 138
Relative Atomic Mass = 137.9052472(5)
Isotopic Composition = 0.71698(42)
Standard Atomic Weight = 137.327(7)
Notes =  

Atomic Number = 57
Atomic Symbol = La
Mass Number = 138
Relative Atomic Mass = 137.907112(4)
Isotopic Composition = 0.00090(1)
Standard Atomic Weight = 138.90547(7)
Notes = g

Atomic Number = 57
Atomic Symbol = La
Mass Number = 139
Relative Atomic Mass = 138.9063533(26)
Isotopic Composition = 0.99910(1)
Standard Atomic Weight = 138.90547(7)
Notes = g

Atomic Number = 58
Atomic Symbol = Ce
Mass Number = 136
Relative Atomic Mass = 135.907172(14)
Isotopic Composition = 0.00185(2)
Standard Atomic Weight = 140.116(1)
Notes = g,f

Atomic Number = 58
Atomic Symbol = Ce
Mass Number = 138
Relative Atomic Mass = 137.905991(11)
Isotopic Composition = 0.00251(2)
Standard Atomic Weight = 140.116(1)
Notes = g,f

Atomic Number = 58
Atomic Symbol = Ce
Mass Number = 140
Relative Atomic Mass = 139.9054387(26)
Isotopic Composition = 0.88450(51)
Standard Atomic Weight = 140.116(1)
Notes = g,f

Atomic Number = 58
Atomic Symbol = Ce
Mass Number = 142
Relative Atomic Mass = 141.909244(3)
Isotopic Composition = 0.11114(51)
Standard Atomic Weight = 140.116(1)
Notes = g,f

Atomic Number = 59
Atomic Symbol = Pr
Mass Number = 141
Relative Atomic Mass = 140.9076528(26)
Isotopic Composition = 1.0000
Standard Atomic Weight = 140.90765(2)
Notes =  

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 142
Relative Atomic Mass = 141.9077233(25)
Isotopic Composition = 0.272(5)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 143
Relative Atomic Mass = 142.9098143(25)
Isotopic Composition = 0.122(2)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 144
Relative Atomic Mass = 143.9100873(25)
Isotopic Composition = 0.238(3)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 145
Relative Atomic Mass = 144.9125736(25)
Isotopic Composition = 0.083(1)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 146
Relative Atomic Mass = 145.9131169(25)
Isotopic Composition = 0.172(3)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 148
Relative Atomic Mass = 147.916893(3)
Isotopic Composition = 0.057(1)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 60
Atomic Symbol = Nd
Mass Number = 150
Relative Atomic Mass = 149.920891(3)
Isotopic Composition = 0.056(2)
Standard Atomic Weight = 144.242(3)
Notes = g,f

Atomic Number = 61
Atomic Symbol = Pm
Mass Number = 145
Relative Atomic Mass = 144.912749(3)
Isotopic Composition = 
Standard Atomic Weight = [145]
Notes =  

Atomic Number = 61
Atomic Symbol = Pm
Mass Number = 147
Relative Atomic Mass = 146.9151385(26)
Isotopic Composition = 
Standard Atomic Weight = [145]
Notes =  

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 144
Relative Atomic Mass = 143.911999(3)
Isotopic Composition = 0.0307(7)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 147
Relative Atomic Mass = 146.9148979(26)
Isotopic Composition = 0.1499(18)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 148
Relative Atomic Mass = 147.9148227(26)
Isotopic Composition = 0.1124(10)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 149
Relative Atomic Mass = 148.9171847(26)
Isotopic Composition = 0.1382(7)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 150
Relative Atomic Mass = 149.9172755(26)
Isotopic Composition = 0.0738(1)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 152
Relative Atomic Mass = 151.9197324(27)
Isotopic Composition = 0.2675(16)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 62
Atomic Symbol = Sm
Mass Number = 154
Relative Atomic Mass = 153.9222093(27)
Isotopic Composition = 0.2275(29)
Standard Atomic Weight = 150.36(2)
Notes = g

Atomic Number = 63
Atomic Symbol = Eu
Mass Number = 151
Relative Atomic Mass = 150.9198502(26)
Isotopic Composition = 0.4781(6)
Standard Atomic Weight = 151.964(1)
Notes = g

Atomic Number = 63
Atomic Symbol = Eu
Mass Number = 153
Relative Atomic Mass = 152.9212303(26)
Isotopic Composition = 0.5219(6)
Standard Atomic Weight = 151.964(1)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 152
Relative Atomic Mass = 151.9197910(27)
Isotopic Composition = 0.0020(1)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 154
Relative Atomic Mass = 153.9208656(27)
Isotopic Composition = 0.0218(3)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 155
Relative Atomic Mass = 154.9226220(27)
Isotopic Composition = 0.1480(12)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 156
Relative Atomic Mass = 155.9221227(27)
Isotopic Composition = 0.2047(9)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 157
Relative Atomic Mass = 156.9239601(27)
Isotopic Composition = 0.1565(2)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 158
Relative Atomic Mass = 157.9241039(27)
Isotopic Composition = 0.2484(7)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 64
Atomic Symbol = Gd
Mass Number = 160
Relative Atomic Mass = 159.9270541(27)
Isotopic Composition = 0.2186(19)
Standard Atomic Weight = 157.25(3)
Notes = g

Atomic Number = 65
Atomic Symbol = Tb
Mass Number = 159
Relative Atomic Mass = 158.9253468(27)
Isotopic Composition = 1.0000
Standard Atomic Weight = 158.92535(2)
Notes =  

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 156
Relative Atomic Mass = 155.924283(7)
Isotopic Composition = 0.00056(3)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 158
Relative Atomic Mass = 157.924409(4)
Isotopic Composition = 0.00095(3)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 160
Relative Atomic Mass = 159.9251975(27)
Isotopic Composition = 0.02329(18)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 161
Relative Atomic Mass = 160.9269334(27)
Isotopic Composition = 0.18889(42)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 162
Relative Atomic Mass = 161.9267984(27)
Isotopic Composition = 0.25475(36)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 163
Relative Atomic Mass = 162.9287312(27)
Isotopic Composition = 0.24896(42)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 66
Atomic Symbol = Dy
Mass Number = 164
Relative Atomic Mass = 163.9291748(27)
Isotopic Composition = 0.28260(54)
Standard Atomic Weight = 162.500(1)
Notes = g

Atomic Number = 67
Atomic Symbol = Ho
Mass Number = 165
Relative Atomic Mass = 164.9303221(27)
Isotopic Composition = 1.0000
Standard Atomic Weight = 164.93032(2)
Notes =  

Atomic Number = 68
Atomic Symbol = Er
Mass Number = 162
Relative Atomic Mass = 161.928778(4)
Isotopic Composition = 0.00139(5)
Standard Atomic Weight = 167.259(3)
Notes = g

Atomic Number = 68
Atomic Symbol = Er
Mass Number = 164
Relative Atomic Mass = 163.929200(3)
Isotopic Composition = 0.01601(3)
Standard Atomic Weight = 167.259(3)
Notes = g

Atomic Number = 68
Atomic Symbol = Er
Mass Number = 166
Relative Atomic Mass = 165.9302931(27)
Isotopic Composition = 0.33503(36)
Standard Atomic Weight = 167.259(3)
Notes = g

Atomic Number = 68
Atomic Symbol = Er
Mass Number = 167
Relative Atomic Mass = 166.9320482(27)
Isotopic Composition = 0.22869(9)
Standard Atomic Weight = 167.259(3)
Notes = g

Atomic Number = 68
Atomic Symbol = Er
Mass Number = 168
Relative Atomic Mass = 167.9323702(27)
Isotopic Composition = 0.26978(18)
Standard Atomic Weight = 167.259(3)
Notes = g

Atomic Number = 68
Atomic Symbol = Er
Mass Number = 170
Relative Atomic Mass = 169.9354643(30)
Isotopic Composition = 0.14910(36)
Standard Atomic Weight = 167.259(3)
Notes = g

Atomic Number = 69
Atomic Symbol = Tm
Mass Number = 169
Relative Atomic Mass = 168.9342133(27)
Isotopic Composition = 1.0000
Standard Atomic Weight = 168.93421(2)
Notes =  

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 168
Relative Atomic Mass = 167.933897(5)
Isotopic Composition = 0.0013(1)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 170
Relative Atomic Mass = 169.9347618(26)
Isotopic Composition = 0.0304(15)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 171
Relative Atomic Mass = 170.9363258(26)
Isotopic Composition = 0.1428(57)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 172
Relative Atomic Mass = 171.9363815(26)
Isotopic Composition = 0.2183(67)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 173
Relative Atomic Mass = 172.9382108(26)
Isotopic Composition = 0.1613(27)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 174
Relative Atomic Mass = 173.9388621(26)
Isotopic Composition = 0.3183(92)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 70
Atomic Symbol = Yb
Mass Number = 176
Relative Atomic Mass = 175.9425717(28)
Isotopic Composition = 0.1276(41)
Standard Atomic Weight = 173.054(5)
Notes = g

Atomic Number = 71
Atomic Symbol = Lu
Mass Number = 175
Relative Atomic Mass = 174.9407718(23)
Isotopic Composition = 0.9741(2)
Standard Atomic Weight = 174.9668(1)
Notes = g

Atomic Number = 71
Atomic Symbol = Lu
Mass Number = 176
Relative Atomic Mass = 175.9426863(23)
Isotopic Composition = 0.0259(2)
Standard Atomic Weight = 174.9668(1)
Notes = g

Atomic Number = 72
Atomic Symbol = Hf
Mass Number = 174
Relative Atomic Mass = 173.940046(3)
Isotopic Composition = 0.0016(1)
Standard Atomic Weight = 178.49(2)
Notes = f

Atomic Number = 72
Atomic Symbol = Hf
Mass Number = 176
Relative Atomic Mass = 175.9414086(24)
Isotopic Composition = 0.0526(7)
Standard Atomic Weight = 178.49(2)
Notes = f

Atomic Number = 72
Atomic Symbol = Hf
Mass Number = 177
Relative Atomic Mass = 176.9432207(23)
Isotopic Composition = 0.1860(9)
Standard Atomic Weight = 178.49(2)
Notes = f

Atomic Number = 72
Atomic Symbol = Hf
Mass Number = 178
Relative Atomic Mass = 177.9436988(23)
Isotopic Composition = 0.2728(7)
Standard Atomic Weight = 178.49(2)
Notes = f

Atomic Number = 72
Atomic Symbol = Hf
Mass Number = 179
Relative Atomic Mass = 178.9458161(23)
Isotopic Composition = 0.1362(2)
Standard Atomic Weight = 178.49(2)
Notes = f

Atomic Number = 72
Atomic Symbol = Hf
Mass Number = 180
Relative Atomic Mass = 179.9465500(23)
Isotopic Composition = 0.3508(16)
Standard Atomic Weight = 178.49(2)
Notes = f

Atomic Number = 73
Atomic Symbol = Ta
Mass Number = 180
Relative Atomic Mass = 179.9474648(24)
Isotopic Composition = 0.00012(2)
Standard Atomic Weight = 180.94788(2)
Notes =  

Atomic Number = 73
Atomic Symbol = Ta
Mass Number = 181
Relative Atomic Mass = 180.9479958(19)
Isotopic Composition = 0.99988(2)
Standard Atomic Weight = 180.94788(2)
Notes =  

Atomic Number = 74
Atomic Symbol = W
Mass Number = 180
Relative Atomic Mass = 179.946704(4)
Isotopic Composition = 0.0012(1)
Standard Atomic Weight = 183.84(1)
Notes =  

Atomic Number = 74
Atomic Symbol = W
Mass Number = 182
Relative Atomic Mass = 181.9482042(9)
Isotopic Composition = 0.2650(16)
Standard Atomic Weight = 183.84(1)
Notes =  

Atomic Number = 74
Atomic Symbol = W
Mass Number = 183
Relative Atomic Mass = 182.9502230(9)
Isotopic Composition = 0.1431(4)
Standard Atomic Weight = 183.84(1)
Notes =  

Atomic Number = 74
Atomic Symbol = W
Mass Number = 184
Relative Atomic Mass = 183.9509312(9)
Isotopic Composition = 0.3064(2)
Standard Atomic Weight = 183.84(1)
Notes =  

Atomic Number = 74
Atomic Symbol = W
Mass Number = 186
Relative Atomic Mass = 185.9543641(19)
Isotopic Composition = 0.2843(19)
Standard Atomic Weight = 183.84(1)
Notes =  

Atomic Number = 75
Atomic Symbol = Re
Mass Number = 185
Relative Atomic Mass = 184.9529550(13)
Isotopic Composition = 0.3740(2)
Standard Atomic Weight = 186.207(1)
Notes =  

Atomic Number = 75
Atomic Symbol = Re
Mass Number = 187
Relative Atomic Mass = 186.9557531(15)
Isotopic Composition = 0.6260(2)
Standard Atomic Weight = 186.207(1)
Notes =  

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 184
Relative Atomic Mass = 183.9524891(14)
Isotopic Composition = 0.0002(1)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 186
Relative Atomic Mass = 185.9538382(15)
Isotopic Composition = 0.0159(3)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 187
Relative Atomic Mass = 186.9557505(15)
Isotopic Composition = 0.0196(2)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 188
Relative Atomic Mass = 187.9558382(15)
Isotopic Composition = 0.1324(8)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 189
Relative Atomic Mass = 188.9581475(16)
Isotopic Composition = 0.1615(5)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 190
Relative Atomic Mass = 189.9584470(16)
Isotopic Composition = 0.2626(2)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 76
Atomic Symbol = Os
Mass Number = 192
Relative Atomic Mass = 191.9614807(27)
Isotopic Composition = 0.4078(19)
Standard Atomic Weight = 190.23(3)
Notes = g,f

Atomic Number = 77
Atomic Symbol = Ir
Mass Number = 191
Relative Atomic Mass = 190.9605940(18)
Isotopic Composition = 0.373(2)
Standard Atomic Weight = 192.217(3)
Notes =  

Atomic Number = 77
Atomic Symbol = Ir
Mass Number = 193
Relative Atomic Mass = 192.9629264(18)
Isotopic Composition = 0.627(2)
Standard Atomic Weight = 192.217(3)
Notes =  

Atomic Number = 78
Atomic Symbol = Pt
Mass Number = 190
Relative Atomic Mass = 189.959932(6)
Isotopic Composition = 0.00014(1)
Standard Atomic Weight = 195.084(9)
Notes =  

Atomic Number = 78
Atomic Symbol = Pt
Mass Number = 192
Relative Atomic Mass = 191.9610380(27)
Isotopic Composition = 0.00782(7)
Standard Atomic Weight = 195.084(9)
Notes =  

Atomic Number = 78
Atomic Symbol = Pt
Mass Number = 194
Relative Atomic Mass = 193.9626803(9)
Isotopic Composition = 0.32967(99)
Standard Atomic Weight = 195.084(9)
Notes =  

Atomic Number = 78
Atomic Symbol = Pt
Mass Number = 195
Relative Atomic Mass = 194.9647911(9)
Isotopic Composition = 0.33832(10)
Standard Atomic Weight = 195.084(9)
Notes =  

Atomic Number = 78
Atomic Symbol = Pt
Mass Number = 196
Relative Atomic Mass = 195.9649515(9)
Isotopic Composition = 0.25242(41)
Standard Atomic Weight = 195.084(9)
Notes =  

Atomic Number = 78
Atomic Symbol = Pt
Mass Number = 198
Relative Atomic Mass = 197.967893(3)
Isotopic Composition = 0.07163(55)
Standard Atomic Weight = 195.084(9)
Notes =  

Atomic Number = 79
Atomic Symbol = Au
Mass Number = 197
Relative Atomic Mass = 196.9665687(6)
Isotopic Composition = 1.0000
Standard Atomic Weight = 196.966569(4)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 196
Relative Atomic Mass = 195.965833(3)
Isotopic Composition = 0.0015(1)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 198
Relative Atomic Mass = 197.9667690(4)
Isotopic Composition = 0.0997(20)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 199
Relative Atomic Mass = 198.9682799(4)
Isotopic Composition = 0.1687(22)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 200
Relative Atomic Mass = 199.9683260(4)
Isotopic Composition = 0.2310(19)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 201
Relative Atomic Mass = 200.9703023(6)
Isotopic Composition = 0.1318(9)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 202
Relative Atomic Mass = 201.9706430(6)
Isotopic Composition = 0.2986(26)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 80
Atomic Symbol = Hg
Mass Number = 204
Relative Atomic Mass = 203.9734939(4)
Isotopic Composition = 0.0687(15)
Standard Atomic Weight = 200.59(2)
Notes =  

Atomic Number = 81
Atomic Symbol = Tl
Mass Number = 203
Relative Atomic Mass = 202.9723442(14)
Isotopic Composition = 0.2952(1)
Standard Atomic Weight = 204.3833(2)
Notes =  

Atomic Number = 81
Atomic Symbol = Tl
Mass Number = 205
Relative Atomic Mass = 204.9744275(14)
Isotopic Composition = 0.7048(1)
Standard Atomic Weight = 204.3833(2)
Notes =  

Atomic Number = 82
Atomic Symbol = Pb
Mass Number = 204
Relative Atomic Mass = 203.9730436(13)
Isotopic Composition = 0.014(1)
Standard Atomic Weight = 207.2(1)
Notes = g,r,f

Atomic Number = 82
Atomic Symbol = Pb
Mass Number = 206
Relative Atomic Mass = 205.9744653(13)
Isotopic Composition = 0.241(1)
Standard Atomic Weight = 207.2(1)
Notes = g,r,f

Atomic Number = 82
Atomic Symbol = Pb
Mass Number = 207
Relative Atomic Mass = 206.9758969(13)
Isotopic Composition = 0.221(1)
Standard Atomic Weight = 207.2(1)
Notes = g,r,f

Atomic Number = 82
Atomic Symbol = Pb
Mass Number = 208
Relative Atomic Mass = 207.9766521(13)
Isotopic Composition = 0.524(1)
Standard Atomic Weight = 207.2(1)
Notes = g,r,f

Atomic Number = 83
Atomic Symbol = Bi
Mass Number = 209
Relative Atomic Mass = 208.9803987(16)
Isotopic Composition = 1.0000
Standard Atomic Weight = 208.98040(1)
Notes =  

Atomic Number = 84
Atomic Symbol = Po
Mass Number = 209
Relative Atomic Mass = 208.9824304(20)
Isotopic Composition = 
Standard Atomic Weight = [209]
Notes =  

Atomic Number = 84
Atomic Symbol = Po
Mass Number = 210
Relative Atomic Mass = 209.9828737(13)
Isotopic Composition = 
Standard Atomic Weight = [209]
Notes =  

Atomic Number = 85
Atomic Symbol = At
Mass Number = 210
Relative Atomic Mass = 209.987148(8)
Isotopic Composition = 
Standard Atomic Weight = [210]
Notes =  

Atomic Number = 85
Atomic Symbol = At
Mass Number = 211
Relative Atomic Mass = 210.9874963(30)
Isotopic Composition = 
Standard Atomic Weight = [210]
Notes =  

Atomic Number = 86
Atomic Symbol = Rn
Mass Number = 211
Relative Atomic Mass = 210.990601(7)
Isotopic Composition = 
Standard Atomic Weight = [222]
Notes =  

Atomic Number = 86
Atomic Symbol = Rn
Mass Number = 220
Relative Atomic Mass = 220.0113940(24)
Isotopic Composition = 
Standard Atomic Weight = [222]
Notes =  

Atomic Number = 86
Atomic Symbol = Rn
Mass Number = 222
Relative Atomic Mass = 222.0175777(25)
Isotopic Composition = 
Standard Atomic Weight = [222]
Notes =  

Atomic Number = 87
Atomic Symbol = Fr
Mass Number = 223
Relative Atomic Mass = 223.0197359(26)
Isotopic Composition = 
Standard Atomic Weight = [223]
Notes =  

Atomic Number = 88
Atomic Symbol = Ra
Mass Number = 223
Relative Atomic Mass = 223.0185022(27)
Isotopic Composition = 
Standard Atomic Weight = [226]
Notes =  

Atomic Number = 88
Atomic Symbol = Ra
Mass Number = 224
Relative Atomic Mass = 224.0202118(24)
Isotopic Composition = 
Standard Atomic Weight = [226]
Notes =  

Atomic Number = 88
Atomic Symbol = Ra
Mass Number = 226
Relative Atomic Mass = 226.0254098(25)
Isotopic Composition = 
Standard Atomic Weight = [226]
Notes =  

Atomic Number = 88
Atomic Symbol = Ra
Mass Number = 228
Relative Atomic Mass = 228.0310703(26)
Isotopic Composition = 
Standard Atomic Weight = [226]
Notes =  

Atomic Number = 89
Atomic Symbol = Ac
Mass Number = 227
Relative Atomic Mass = 227.0277521(26)
Isotopic Composition = 
Standard Atomic Weight = [227]
Notes =  

Atomic Number = 90
Atomic Symbol = Th
Mass Number = 230
Relative Atomic Mass = 230.0331338(19)
Isotopic Composition = 
Standard Atomic Weight = 232.03806(2)
Notes = g

Atomic Number = 90
Atomic Symbol = Th
Mass Number = 232
Relative Atomic Mass = 232.0380553(21)
Isotopic Composition = 1.0000
Standard Atomic Weight = 232.03806(2)
Notes = g

Atomic Number = 91
Atomic Symbol = Pa
Mass Number = 231
Relative Atomic Mass = 231.0358840(24)
Isotopic Composition = 1.0000
Standard Atomic Weight = 231.03588(2)
Notes =  

Atomic Number = 92
Atomic Symbol = U
Mass Number = 233
Relative Atomic Mass = 233.0396352(29)
Isotopic Composition = 
Standard Atomic Weight = 238.02891(3)
Notes = g,m,c

Atomic Number = 92
Atomic Symbol = U
Mass Number = 234
Relative Atomic Mass = 234.0409521(20)
Isotopic Composition = 0.000054(5)
Standard Atomic Weight = 238.02891(3)
Notes = g,m,c

Atomic Number = 92
Atomic Symbol = U
Mass Number = 235
Relative Atomic Mass = 235.0439299(20)
Isotopic Composition = 0.007204(6)
Standard Atomic Weight = 238.02891(3)
Notes = g,m,c

Atomic Number = 92
Atomic Symbol = U
Mass Number = 236
Relative Atomic Mass = 236.0455680(20)
Isotopic Composition = 
Standard Atomic Weight = 238.02891(3)
Notes = g,m,c

Atomic Number = 92
Atomic Symbol = U
Mass Number = 238
Relative Atomic Mass = 238.0507882(20)
Isotopic Composition = 0.992742(10)
Standard Atomic Weight = 238.02891(3)
Notes = g,m,c

Atomic Number = 93
Atomic Symbol = Np
Mass Number = 236
Relative Atomic Mass = 236.046570(50)
Isotopic Composition = 
Standard Atomic Weight = [237]
Notes =  

Atomic Number = 93
Atomic Symbol = Np
Mass Number = 237
Relative Atomic Mass = 237.0481734(20)
Isotopic Composition = 
Standard Atomic Weight = [237]
Notes =  

Atomic Number = 94
Atomic Symbol = Pu
Mass Number = 238
Relative Atomic Mass = 238.0495599(20)
Isotopic Composition = 
Standard Atomic Weight = [244]
Notes =  

Atomic Number = 94
Atomic Symbol = Pu
Mass Number = 239
Relative Atomic Mass = 239.0521634(20)
Isotopic Composition = 
Standard Atomic Weight = [244]
Notes =  

Atomic Number = 94
Atomic Symbol = Pu
Mass Number = 240
Relative Atomic Mass = 240.0538135(20)
Isotopic Composition = 
Standard Atomic Weight = [244]
Notes =  

Atomic Number = 94
Atomic Symbol = Pu
Mass Number = 241
Relative Atomic Mass = 241.0568515(20)
Isotopic Composition = 
Standard Atomic Weight = [244]
Notes =  

Atomic Number = 94
Atomic Symbol = Pu
Mass Number = 242
Relative Atomic Mass = 242.0587426(20)
Isotopic Composition = 
Standard Atomic Weight = [244]
Notes =  

Atomic Number = 94
Atomic Symbol = Pu
Mass Number = 244
Relative Atomic Mass = 244.064204(5)
Isotopic Composition = 
Standard Atomic Weight = [244]
Notes =  

Atomic Number = 95
Atomic Symbol = Am
Mass Number = 241
Relative Atomic Mass = 241.0568291(20)
Isotopic Composition = 
Standard Atomic Weight = [243]
Notes =  

Atomic Number = 95
Atomic Symbol = Am
Mass Number = 243
Relative Atomic Mass = 243.0613811(25)
Isotopic Composition = 
Standard Atomic Weight = [243]
Notes =  

Atomic Number = 96
Atomic Symbol = Cm
Mass Number = 243
Relative Atomic Mass = 243.0613891(22)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 96
Atomic Symbol = Cm
Mass Number = 244
Relative Atomic Mass = 244.0627526(20)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 96
Atomic Symbol = Cm
Mass Number = 245
Relative Atomic Mass = 245.0654912(22)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 96
Atomic Symbol = Cm
Mass Number = 246
Relative Atomic Mass = 246.0672237(22)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 96
Atomic Symbol = Cm
Mass Number = 247
Relative Atomic Mass = 247.070354(5)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 96
Atomic Symbol = Cm
Mass Number = 248
Relative Atomic Mass = 248.072349(5)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 97
Atomic Symbol = Bk
Mass Number = 247
Relative Atomic Mass = 247.070307(6)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 97
Atomic Symbol = Bk
Mass Number = 249
Relative Atomic Mass = 249.0749867(28)
Isotopic Composition = 
Standard Atomic Weight = [247]
Notes =  

Atomic Number = 98
Atomic Symbol = Cf
Mass Number = 249
Relative Atomic Mass = 249.0748535(24)
Isotopic Composition = 
Standard Atomic Weight = [251]
Notes =  

Atomic Number = 98
Atomic Symbol = Cf
Mass Number = 250
Relative Atomic Mass = 250.0764061(22)
Isotopic Composition = 
Standard Atomic Weight = [251]
Notes =  

Atomic Number = 98
Atomic Symbol = Cf
Mass Number = 251
Relative Atomic Mass = 251.079587(5)
Isotopic Composition = 
Standard Atomic Weight = [251]
Notes =  

Atomic Number = 98
Atomic Symbol = Cf
Mass Number = 252
Relative Atomic Mass = 252.081626(5)
Isotopic Composition = 
Standard Atomic Weight = [251]
Notes =  

Atomic Number = 99
Atomic Symbol = Es
Mass Number = 252
Relative Atomic Mass = 252.082980(50)
Isotopic Composition = 
Standard Atomic Weight = [252]
Notes =  

Atomic Number = 100
Atomic Symbol = Fm
Mass Number = 257
Relative Atomic Mass = 257.095105(7)
Isotopic Composition = 
Standard Atomic Weight = [257]
Notes =  

Atomic Number = 101
Atomic Symbol = Md
Mass Number = 258
Relative Atomic Mass = 258.098431(5)
Isotopic Composition = 
Standard Atomic Weight = [258]
Notes =  

Atomic Number = 101
Atomic Symbol = Md
Mass Number = 260
Relative Atomic Mass = 260.10365(34)#
Isotopic Composition = 
Standard Atomic Weight = [258]
Notes =  

Atomic Number = 102
Atomic Symbol = No
Mass Number = 259
Relative Atomic Mass = 259.10103(11)#
Isotopic Composition = 
Standard Atomic Weight = [259]
Notes =  

Atomic Number = 103
Atomic Symbol = Lr
Mass Number = 262
Relative Atomic Mass = 262.10963(22)#
Isotopic Composition = 
Standard Atomic Weight = [262]
Notes =  

Atomic Number = 104
Atomic Symbol = Rf
Mass Number = 265
Relative Atomic Mass = 265.11670(46)#
Isotopic Composition = 
Standard Atomic Weight = [265]
Notes =  

Atomic Number = 105
Atomic Symbol = Db
Mass Number = 268
Relative Atomic Mass = 268.12545(57)#
Isotopic Composition = 
Standard Atomic Weight = [268]
Notes =  

Atomic Number = 106
Atomic Symbol = Sg
Mass Number = 271
Relative Atomic Mass = 271.13347(70)#
Isotopic Composition = 
Standard Atomic Weight = [271]
Notes =  

Atomic Number = 107
Atomic Symbol = Bh
Mass Number = 272
Relative Atomic Mass = 272.13803(65)#
Isotopic Composition = 
Standard Atomic Weight = [272]
Notes =  

Atomic Number = 108
Atomic Symbol = Hs
Mass Number = 270
Relative Atomic Mass = 270.13465(31)#
Isotopic Composition = 
Standard Atomic Weight = [270]
Notes =  

Atomic Number = 109
Atomic Symbol = Mt
Mass Number = 276
Relative Atomic Mass = 276.15116(73)#
Isotopic Composition = 
Standard Atomic Weight = [276]
Notes =  

Atomic Number = 110
Atomic Symbol = Ds
Mass Number = 281
Relative Atomic Mass = 281.16206(78)#
Isotopic Composition = 
Standard Atomic Weight = [281]
Notes =  

Atomic Number = 111
Atomic Symbol = Rg
Mass Number = 280
Relative Atomic Mass = 280.16447(80)#
Isotopic Composition = 
Standard Atomic Weight = [280]
Notes =  

Atomic Number = 112
Atomic Symbol = Cn
Mass Number = 285
Relative Atomic Mass = 285.17411(78)#
Isotopic Composition = 
Standard Atomic Weight = [285]
Notes =  

Atomic Number = 113
Atomic Symbol = Uut
Mass Number = 284
Relative Atomic Mass = 284.17808(86)#
Isotopic Composition = 
Standard Atomic Weight = [284]
Notes =  

Atomic Number = 114
Atomic Symbol = Uuq
Mass Number = 289
Relative Atomic Mass = 289.18728(79)#
Isotopic Composition = 
Standard Atomic Weight = [289]
Notes =  

Atomic Number = 115
Atomic Symbol = Uup
Mass Number = 288
Relative Atomic Mass = 288.19249(92)#
Isotopic Composition = 
Standard Atomic Weight = [288]
Notes =  

Atomic Number = 116
Atomic Symbol = Uuh
Mass Number = 293
Relative Atomic Mass = 
Isotopic Composition = 
Standard Atomic Weight = [293]
Notes =  

Atomic Number = 117
Atomic Symbol = Uus
Mass Number = 292
Relative Atomic Mass = 292.20755(101)#
Isotopic Composition = 
Standard Atomic Weight = [292]
Notes =  

Atomic Number = 118
Atomic Symbol = Uuo
Mass Number = 294
Relative Atomic Mass = 
Isotopic Composition = 
Standard Atomic Weight = [294]
Notes =