1

1,008

H

Wasser-stoff

2

4,003

He

Helium

3

6,941

Li

Lithium

4

9,012

Be

Beryllium

5

10,8111

B

Bor

6

12,011

C

Kohlen-stoff

7

14,007

N

Stickstoff

8

15,999

O

Sauer-stoff

9

18,998

F

Fluor

10

20,183

Ne

Neon

11

22,99

Na

Natrium

12

24,312

Mg

Magnesium

13

26,982

Al

Alumin-ium

14

28,086

Si

Silizium

15

30,974

P

Phosphor

16

32,064

S

Schwefel

17

35,453

Cl

Chlor

18

39,948

Ar

Argon

19

39,1

K

Kalium

20

40,08

Ca

Kalzium

21

44,96

Sc

Scandium

22

47,9

Ti

Titan

23

50,94

V

Vanad-ium

24

52,00

Cr

Chrom

25

54,94

Mn

Mangan

26

55,84

Fe

Eisen

27

58,93

Co

Kobalt

28

58,71

Ni

Nickel

29

63,54

Cu

Kupfer

30

65,38

Zn

Zink

31

69,72

Ga

Gallium

32

72,59

Ge

Geran-ium

33

74,92

As

Arsen

34

78,96

Se

Selen

35

79,91

Br

Brom

36

83,8

Kr

Krypton

37

85,47

Rb

Rubidium

38

87,62

Sr

Strontium

39

88,91

Y

Yttrium

40

91,22

Zr

Zirkon

41

92,91

Nb

Niob

42

95,94

Mo

Molybdän

43

(98)

Tc

Techne-tium

44

101,07

Ru

Ruthen-ium

45

102,91

Rh

Rhodium

46

106,4

Pd

Pallad-ium

47

107,87

Ag

Silber

48

112,4

Cd

Kadmium

49

114,82

In

Indium

50

118,69

Sn

Zinn

51

121,75

Sb

Antimon

52

127,6

Te

Tellur

53

126,9

J

Jod

54

131,3

Xe

Xenon

55

132,91

Cs

Cäsium

56

137,34

Ba

Barium

57

138,91

La*

Lanthan

72

178,49

Hf

Hafnium

73

180,95

Ta

Tantal

74

183,85

W

Wolfram

75

186,2

Re

Rhenium

76

190,2

Os

Osmium

77

192,2

Ir

Irdium

78

195,1

Pt

Platin

79

196,97

Au

Gold

80

200,59

Hg

Queck-silber

81

204,37

Tl

Thallium

82

207,2

Pb

Blei

83

208,98

Bi

Wismut

84

(209)

Po

Polonium

85

(210)

At

Astat

86

(222)

Rn

Radon

87

(223)

Fr

Francium

88

(226)

Ra

Radium

89

(227)

Ac**

Actinium

104

(261)

Rf

Ruther-fordium

105

(262)

Ha

Hahnium

106

(263,1)

Sg

Seabor-gium

107

(262,1)

Bh

Bohrium

108

(265)

Hs

Hassium

109

(266)

Mt

Meit-nerium

110

(269)

Ds

Darm-stadt-ium

111

(272)

Uuu

Ununun-ium

112

(277)

Uub

Ununb-ium

58

140,12

Ce

Cer

59

140,91

Pr

Praseo-dym

60

144,24

Nd

Neodym

61

145

Pm

Prome-thium

62

150,35

Sm

Sama-rium

63

151,96

Eu

Europium

64

157,25

Gd

Gadolin-ium

65

158,93

Tb

Terbium

66

162,50

Dy

Dyspros-ium

67

164,93

Ho

Holmium

68

167,26

Er

Erbium

69

168,93

Tm

Thulium

70

173,04

Yb

Ytterb-ium

71

174,97

Lu

Lutetium

90

(232)

Th

Thorium

91

(231)

Pa

Protactin-ium

92

(238)

U

Uran

93

(237)

Np

Neptun-ium

94

(244)

Pu

Pluton-ium

95

(243)

Am

Ameri-cium

96

(247)

Cm

Curium

97

(247)

Bk

Berkel-ium

98

(249)

Cf

Californ-ium

99

(254)

Es

Einstein-ium

100

(257)

Fm

Fermium

101

(258)

Md

Mendelev.

102

(259)

No

Nobelium

103

(260)

Lr

Lawrenc-ium