1 H

vodik1.0079

2 He

helij4.0026

3 Li

litij6.941

4 Be

berilij9.0122

5 B

bor10.811

6 C

ugljik12.0107

7 N

dušik14.0067

8 O

kisik15.9994

9 F

flour18.998

10 Ne

neon20.1797

11 Na

natrij22.990

12 Mg

magnezij24.3050

13 Al

aluminij26.981

14 Si

silicij28.855

15 P

fosfor30.973

16 S

sumpor32.065

17 Cl

klor35.453

18 Ar

argon39.948

19 K

kalij39.0983

20 Ca

kalcij40.078

21 Sc

skandij44.955

22 Ti

titanij47.861

23 V

vanadij50.0915

24 Cr

krom51.9961

25 Mn

mangan54.938

26 Fe

željezo55.845

27 Co

kobalt58.933

28 Ni

nikal58.6934

29 Cu

bakar63.546

30 Zn

cink65.409

31 Ga

galij69.732

32 Ge

germanij72.64

33 As

arsen74.921

34 Se

selenij78.96

35 Br

brom79.904

36 Kr

kripton83.798

37 Rb

rubidij85.4678

38 Sr

stroncij87.62

39 Y

itrij88.905

40 Zr

cirkonij91.224

41 Nb

niobij92.224

42 Mo

molibden95.96

43 Tc

tehnecij[98]

44 Ru

rutenij101.07

45 Rh

rodij102.905

46 Pd

paladij106.42

47 Ag

srebro107.862

48 Cd

kadmij112.411

49 In

indij114.813

50 Sn

kositar118.710

51 Sb

antimon121.760

52 Te

telurij127.60

53 I

jod126.904

54 Xe

ksenon131.293

55 Cs

cezij132.905

56 Ba

barij137.327

57-71 La-Lu

lantan

72 Hf

hafnij178.49

73 Ta

tantal180.947

74 W

volfram183.84

75 Re

renij186.207

76 Os

osmij190.23

77 Ir

iridij192.217

78 Pt

platina195.084

79 Au

zlato196.966

80 Hg

živa200.59

81 Tl

talij204.3833

82 Pb

olovo207.2

83 Bi

bizmut208.980

84 Po

polonij[209]

85 At

astat[210]

86 Rn

radon[222]

87 Fr

francij[223]

88 Ra

radij[226]

89-103 Ac-Lr

aktinij

104 Rf

rutherfordij[257]

105 Db

dubnij[260]

106 Sg

seaborgij[263]

107 Bh

bohrij[262]

108 Hs

hassij[265]

109 Mt

meitnerij[266]

110 Ds

darmstadij[269]

111 Rg

roentgenij[272]

112 Cn

kopernicij[285]

57 La

lantar138.905

58 Ce

cerij140.116

59 Pr

praseodimij140.907

60 Nd

neodimij144.242

61 Pm

prometij[145]

62 Sm

samarij150.36

63 Eu

europij151.36

64 Gd

gadolinij157.25

65 Tb

tebij158.925

66 Dy

dispozij162.500

67 Ho

holmij164.930

68 Er

erbij167.259

69 Tm

tulij168.934

70 Yb

iterbij173.04

71 Lu

luteciji174.967

89 Ac

aktinij[227]

90 Th

torij232.038

91 Pa

protaktinij232.038

92 U

uranij238.028

93 Np

neptunij[237]

94 Pu

plutonij[244]

95 Am

americij[243]

96 Cm

kurij[247]

97 Bk

berkelij[247]

98 Cf

kalifornija[251]

99 Es

einsteinij[257]

100 Fm

fermij[257]

101 Md

mendelevij[258]

102 No

nobelij[259]

103 Lr

lawrencij[262]