Chemie
| Hauptgruppen | Nebengruppen | Hauptgruppen | ||||||||||||||||
| I A | II A | III B | IV B | V B | VI B | VII B | VIII B | I B | IIB | III A | IV A | V A | VI A | VII A | VIII A | |||
| 1 | 1 H Wasserstoff 1,0079 |
2 He Helium 4,0026 |
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| 2 | 3 Li Lithium 6,94 |
4 Be Beryllium 9,0122 |
5 B Bor 10,811 |
6 C Kohlenstoff 12,011 |
7 N Stickstoff 14,0067 |
8 O Sauerstoff 15,9994 |
9 F Fluor 18,9984 |
10 Ne Neon 20,1797 |
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| 3 | 11 Na Natrium 22,9898 |
12 Mg Magnesium 24,3050 |
13 Al Aluminium 26,9815 |
14 Si Silicium 28,0855 |
15 P Phosphor 30,9738 |
16 S Schwefel 32,066 |
17 Cl Chlor 35,457 |
18 Ar Argon 39,948 |
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| 4 | 19 K Kalium 39,0983 |
20 Ca Calcium 40,078 |
21 Sc Scandium 44,9559 |
22 Ti Titan 47,88 |
23 V Vanadium 50,9415 |
24 Cr Chrom 51,9961 |
25 Mn Mangan 54,9381 |
26 Fe Eisen 55,845 |
27 Co Cobalt 58,9332 |
28 Ni Nickel 58,6934 |
29 Cu Kupfer 63,546 |
30 Zn Zink 65,39 |
31 Ga Gallium 69,723 |
32 Ge Germanium 72,61 |
33 As Arsen 74,9216 |
34 Se Selen 78,96 |
35 Br Brom 79,904 |
36 Kr Krypton 83,80 |
| 5 | 37 Rb Rubidium 85,4678 |
38 Sr Strontium 87,62 |
39 Y Yttrium 88,9059 |
40 Zr Zirkonium 91,224 |
41 Nb Niob 92,9064 |
42 Mo Molybdän 95,94 |
43 Tc Technetium 97,9163 |
44 Ru Ruthenium 101,07 |
45 Rh Rhodium 102,9055 |
46 Pd Palladium 106,42 |
47 Ag Silber 107,8682 |
48 Cd Cadmium 112,411 |
49 In Indium 114,818 |
50 Sn Zinn 118,71 |
51 Sb Antimon 121,760 |
52 Te Tellur 127,60 |
53 I Iod 126,9045 |
54 Xe Xenon 131,29 |
| 6 | 55 Cs Cäsium 132,9054 |
56 Ba Barium 137,327 |
Lanthanoide | 72 Hf Hafnium 178,49 |
73 Ta Tantal 180,947 |
74 W Wolfram 183,84 |
75 Re Rhenium 186,207 |
76 Os Osmium 190,23 |
77 Ir Iridium 192,217 |
78 Pt Platin 195,08 |
79 Au Gold 196,9665 |
80 Hg Quecksilber 200,59 |
81 Tl Thallium 204,3833 |
82 Pb Blei 207,2 |
83 Bi Bismut 208,9804 |
84 Po Polonium 209 |
85 At Astat 210 |
86 Rn Radon 222,0176 |
| 7 | 87 Fr Francium 223,0197 |
88 Ra Radium 226,0254 |
Actinoide | 104 Rf Rutherfordium 261,1087 |
105 Db Dubnium 262,1138 |
106 Sg Seaborgium 263,1182 |
107 Bh Bohrium 262,1229 |
108 Hs Hassium (265) |
109 Mt Meitnerium (266) |
110 Uun Ununnilium (271) |
111 Uuu Unununium (272) |
112 Uub Ununbium (277) |
114 Uuq Ununquadium |
116 Uuh Ununhexium |
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| Lanthanoide | 57 La Lanthan 138,9055 |
58 Ce Cer 140,115 |
59 Pr Praseodym 140,9077 |
60 Nd Neodym 144,24 |
61 Pm Promethium 146,9151 |
62 Sm Samarium 150,36 |
63 Eu Europium 151,965 |
64 Gd Gadolinium 157,25 |
65 Tb Terbium 158,9253 |
66 Dy Dysprosium 162,50 |
67 Ho Holmium 164,9303 |
68 Er Erbium 167,26 |
69 Tm Thulium 168,9342 |
70 Yb Ytterbium 173,04 |
71 Lu Lutetium 174,967 |
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| Actinoide | 89 Ac Actinium 227,0278 |
90 Th Thorium 232,0381 |
91 Pa Protactinium 232,1036 |
92 U Uran 238,0289 |
93 Np Neptunium 237,0482 |
94 Pu Plutonium 244,0642 |
95 Am Americium 243,0614 |
96 Cm Curium 247,0703 |
97 Bk Berkelium 247,0703 |
98 Cf Californium 251,0796 |
99 Es Einsteinium 252,0829 |
100 Fm Fermium 257,0951 |
101 Md Mendelevium 258,0986 |
102 No Nobelium 259,1009 |
103 Lr Lawrencium 260,1053 |
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