| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | |
| 1 |
1 H 1.008 | 2 He 4.0 | ||||||||||||||||
| 2 |
3 Li 6.941 | 4 Be 9.0 | 5 B 10.8 |
6 C 12.0 | 7 N 14.0 | 8 O 16.0 | 9 F 19.0 |
10 Ne 20.2 | ||||||||||
| 3 |
11 Na 22.99 | 12 Mg 24.3 | 13 Al 26.99 | 14 Si 28.1 |
15 P 31.0 |
16 S 32.1 | 17 Cl 35.5 | 18 Ar 39.9 | ||||||||||
| 4 |
19 K 39.0 | 20 Ca 40.1 | 21 Sc 45.0 | 22 Ti 47.9 |
23 V 50.9 | 24 Cr 52.0 | 25 Mn 54.9 | 26 Fe 55.9 |
27 Co 58.9 |
28 Ni 58.7 | 29 Cu 63.5 |
30 Zn 65.4 |
31 Ga 69.7 |
32 Ge 72.6 | 33 As 74.9 | 34 Se 79.0 |
35 Br 79.9 | 36 Kr 83.8 |
| 5 |
37 Rb 85.5 |
38 Sr 87.62 | 39 Y 88.9 | 40 Zr 91.2 | 41 Nb 92.9 |
42 Mo 95.94 | 43 Tc 96.9 |
44 Ru 101.1 | 45 Rh 102.9 |
46 Pd 106.42 | 47 Ag 107.9 |
48 Cd 112.4 |
49 In 114.8 |
50 Sn 118.7 | 51 Sb 121.8 |
52 Te 127.6 | 53 I 126.9 |
54 Xe 131.3 |
| 6 |
55 Cs 132.9 | 56 Ba 137.3 |
57 La 138.9 | 72 Hf 178.5 |
73 Ta 180.9 |
74 W 183.8 | 75 Re 186.2 |
76 Os 190.2 |
77 Ir 192.2 |
78 Pt 195.1 | 79 Au 197.0 | 80 Hg 200.6 | 81 Tl 204.4 |
82 Pb 207.2 | 83 Bi 209.0 | 84 Po 209.0 |
85 At 210.0 |
86 Rn 222.0 |
| 7 |
87 Fr 223.0 |
88 Ra 226.0 |
89 Ac 227.0 |
104 Rf 104 |
105 Db 268.1 |
106 Sg 272.1 |
107 Bh 273.1 |
108 Hs 276.1 | 109 Mt 279.2 | 110 Ds 281.2 | 111 Rg 283.2 |