Trabalho
H | | 2
He | | 2 | 3
Li | 4
Be | | 5
B | 6
C | 7
N | 8
O | 9
F | 10
Ne | | 3 | 11
Na | 12
Mg | | 13
Al | 14
Si | 15
P | 16
S | 17
Cl | 18
Ar | | 4 | 19
K | 20
Ca | 21
Sc | 22
Ti | 23
V | 24
Cr | 25
Mn | 26
Fe | 27
Co | 28
Ni | 29
Cu | 30
Zn | 31
Ga | 32
Ge | 33
As | 34
Se | 35
Br | 36
Kr | | 5 | 37
Rb | 38
Sr | 39
Y | 40
Zr | 41
Nb | 42
Mo | 43
Tc | 44
Ru | 45
Rh | 46
Pd | 47
Ag | 48
Cd | 49
In | 50
Sn | 51
Sb | 52
Te | 53
I | 54
Xe | | 6 | 55
Cs | 56
Ba | * | 72
Hf | 73
Ta | 74
W | 75
Re | 76
Os | 77
Ir | 78
Pt | 79
Au | 80
Hg | 81
Tl | 82
Pb | 83
Bi | 84
Po | 85
At | 86
Rn | | 7 | 87
Fr | 88
Ra | ** | 104
Rf | 105
Db | 106
Sg | 107
Bh | 108
Hs | 109
Mt | 110
Ds | 111
Rg | 112
Cn | 113
Uut | 114
Uuq | 115
Uup | 116
Uuh | (117)
(Uus) | 118
Uuo | | | * Lantanídios | 57
La | 58
Ce | 59
Pr | 60
Nd | 61
Pm | 62
Sm | 63
Eu | 64
Gd | 65
Tb | 66
Dy | 67
Ho | 68
Er | 69
Tm | 70
Yb | 71
Lu | | | | ** Actinídios | 89
Ac | 90
Th | 91
Pa | 92
U | 93
Np | 94
Pu | 95
Am | 96
Cm | 97
Bk | 98
Cf | 99
Es | 100
Fm | 101
Md | 102
No | 103
Lr | | |