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1H

Hydrogen1.0079

2He

Helium4.0026

3Li

Lithium6.941

4Be

Beryllium6.941

5B

Baron10.811

6C

Carbon12.0107

7N

Nitrogen14.0067

8O

Oxygen15.9994

9F

Fluorine18.998

10Ne

Neon20.1797

11Na

Sodium6.941

12Mg

Magnesium24.3050

13Al

Aluminum26.981

14Si

Silicon28.855

15P

phosphorus30.973

16S

Sulfur32.065

17Cl

Chlorine35.453

18Ar

Argon39.948

19K

Potassium39.0983

20Ca

Calcium40.078

21Sc

Scandium44.955

22Ti

Titanium47.861

23V

Vanadium50.0915

24Cr

Chromium51.9961

25Mn

Manganese54.938

26Fe

Iron55.845

27Co

Cobalt58.933

28Ni

Nickel58.6934

29Cu

Copper63.546

30Zn

Zinc65.409

31Ga

Gallium69.732

32Ge

Germanium72.64

33As

Arsenic74.921

34Se

Selenium78.96

35Br

Bromine79.904

18Ar

Argon39.948

37Rb

Rubidium85.4678

38Sr

Strontuim87.62

39Y

Yttrium88.905

40Zr

Zirconium91.224

41Nb

Niobium92.224

42Mo

Molybdenum51.9961

43Tc

Technetium[98]

44Ru

Ruthenium101.07

45Rh

Rhodium102.905

46Pd

Palladlum106.42

47Ag

Silver107.862

48Cd

Cadmium112.411

49In

Indium114.813

50Sn

Tin118.710

51Sb

Antimony121.760

52Te

Tellurium127.60

53I

Iodine126.904

54Xe

Xenon131.293

55Cs

Caesium132.905

56Ba

Barium137.327

57-71La-Lu

Lanthanoids

72Hf

Hafnium178.49

73Ta

Tantalum180.947

74W

Tungsten183.84

75Re

Rhenium186.207

76Os

Osmium190.23

77Ir

Iridium192.217

78Pt

Platinum195.084

79Au

Gold196.966

80Hg

Mercury200.59

81Tl

Thallium204.3833

82Pb

Lead207.2

83Bi

Bismuth208.980

84Po

Polonium[209]

85At

Astatine[210]

86Rn

Radon[222]

87Fr

Francium[223]

88Ra

Radium[226]

89-103Ac-Lr

Actinoids

104Rf

Rutherfordium[261]

105Db

Dubnium[262]

106Sg

Seaborgium[266]

107Bh

Bohrium[264]

108Hs

Hassium[277]

109Mt

Meltnerium[268]

110Ds

Darmstadtium[271]

111Rg

Roentgenium[272]

112Cn

Copernicium[285]

57La

Lanthanum138.905

58Ce

Cerium140.116

59Pr

Praseodymium140.907

60Nd

Neodymium144.242

61Pm

Promethium[145]

62Sm

Samarium150.36

63Eu

Europium151.36

64Gd

Gadolinium157.25

65Tb

Terbium158.925

66Dy

Dysprosium162.500

67Ho

Holmium164.930

68Er

Erbium167.259

69Tm

Thulium168.934

70Yb

Ytterbium173.04

71Lu

Lutetium174.967

89Ac

Actinium[227]

90Th

Thorium232.038

91Pa

Protactinium232.038

92U

Uranium238.028

93Np

Neptunium[237]

94Pu

Plutonium[244]

95Am

Americium[243]

96Cm

Curium[247]

97Bk

Berkelium[247]

98Cf

Californium[251]

99Es

Einsteinium[257]

100Fm

Fermium[257]

101Md

Mendelevium[258]

102No

Nobelium[259]

103Lr

Lawrencium[262]