| IA | IIA | IIIA | IVA | VA | VIA | VIIA | VIII | IB | IIB | IIIB | IVB | VB | VIB | VIIB | 0 | |||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | |||||||
| 1 | 1 Väte H 1.01 |
2 Helium He 4.00 |
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| 2 | 3 Litium Li 6.94 |
4 Beryllium Be 9.01 |
5 Bor B 10.81 |
6 Kol C 12.01 |
7 Kväve N 14.01 |
8 Syre O 16.00 |
9 Fluor F 19.00 |
10 Neon Ne 20.18 |
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| 3 | 11 Natrium Na 23.00 |
12 Magnesium Mg 24.31 |
13 Aluminium Al 26.98 |
14 Kisel Si 28.09 |
15 Fosfor P 30.97 |
16 Svavel S 32.07 |
17 Klor Cl 35.45 |
18 Argon Ar 39.95 |
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| 4 | 19 Kalium K 39.10 |
20 Kalcium Ca 40.08 |
21 Skandium Sc 44.96 |
22 Titan Ti 47.89 |
23 Vanadin V 50.94 |
24 Krom Cr 52.00 |
25 Mangan Mn 54.94 |
26 Järn Fe 55.85 |
27 Kobolt Co 58.93 |
28 Nickel Ni 58.69 |
29 Koppar Cu 63.55 |
30 Zink Zn 65.39 |
31 Gallium Ga 69.72 |
32 Germanium Ge 72.61 |
33 Arsenik As 74.92 |
34 Selen Se 78.96 |
35 Brom Br 79.90 |
36 Krypton Kr 83.80 |
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| 5 | 37 Rubidium Rb 85.48 |
38 Strontium Sr 87.62 |
39 Yttrium Y 88.91 |
40 Zirkonium Zr 91.22 |
41 Niob Nb 92.91 |
42 Molybden Mo 95.94 |
43 Teknetium Tc [99] |
44 Rutenium Ru 101.07 |
45 Rodium Rh 102.91 |
46 Palladium Pd 106.42 |
47 Silver Ag 107.87 |
48 Kadmium Cd 112.41 |
49 Indium In 114.82 |
50 Tenn Sn 118.71 |
51 Antimon Sb 121.76 |
52 Tellur Te 127.60 |
53 Jod I 126.90 |
54 Xenon Xe 131.29 |
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| 6 | 55 Cesium Cs 132.91 |
56 Barium Ba 137.33 |
57-71 Lantanoider * |
72 Hafnium Hf 178.49 |
73 Tantal Ta 180.95 |
74 Volfram W 183.84 |
75 Rhenium Re 186.21 |
76 Osmium Os 190.23 |
77 Iridium Ir 192.22 |
78 Platina Pt 195.08 |
79 Guld Au 196.97 |
80 Kvicksilver Hg 200.59 |
81 Tallium Tl 204.38 |
82 Bly Pb 207.21 |
83 Vismut Bi 208.98 |
84 Polonium Po [210] |
85 Astat At [210] |
86 Radon Rn [222] |
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| 7 | 87 Francium Fr [223] |
88 Radium Ra [226] |
89-103 Aktinoider ** |
104 Rutherfordium Rf [261] |
105 Dubnium Db [262] |
106 Seaborgium Sg [263] |
107 Bohrium Bh [262] |
108 Hassium Hs [277] |
109 Meitnerium Mt [278] |
110 Darmstadtium Ds [281] |
111 Röntgenium Rg [281] |
112 Copernicium Cn [285] |
113 Nihonium Nh [286] |
114 Flerovium Fl [289] |
115 Moscovium Mc [289] |
116 Livermorium Lv [293] |
117 Tenness Ts [294] |
118 Oganesson Og [294] |
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* |
57 Lantan La 138.91 |
58 Cerium Ce 140.12 |
59 Praseodym Pr 140.91 |
60 Neodym Nd 144.24 |
61 Prometium Pm [145] |
62 Samarium Sm 150.36 |
63 Europium Eu 151.97 |
64 Gadolinium Gd 157.25 |
65 Terbium Tb 158.93 |
66 Dysprosium Dy 162.50 |
67 Holmium Ho 164.93 |
68 Erbium Er 167.26 |
69 Tulium Tm 168.93 |
70 Ytterbium Yb 173.04 |
71 Lutetium Lu 174.97 |
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** |
89 Aktinium Ac [227] |
90 Torium Th 232.04 |
91 Protaktinium Pa 231.04 |
92 Uran U 238.03 |
93 Neptunium Np [237] |
94 Plutonium Pu [239] |
95 Americium Am [243] |
96 Curium Cm [247] |
97 Berkelium Bk [247] |
98 Californium Cf [252] |
99 Einsteinium Es [252] |
100 Fermium Fm [257] |
101 Mendelevium Md [256] |
102 Nobelium No [259] |
103 Lawrencium Lr [260] |
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