III.B skupina
≡
Skandium
Sc
21
Yttrium
Y
39
Lanthan
La
57
Cer
Ce
58
Praseodym
Pr
59
Neodym
Nd
60
Promethium
Pm
61
Samarium
Sm
62
Europium
Eu
63
Gadolinium
Gd
64
Terbium
Tb
65
Dysprosium
Dy
66
Holmium
Ho
67
Erbium
Er
68
Thulium
Tm
69
Ytterbium
Yb
70
Lutecium
Lu
71
Aktinium
Ac
89
Neptunium
Np
93
Plutonium
Pu
94
Americium
Am
95
Curium
Cm
96
Berkelium
Bk
97
Kalifornium
Cf
98
Einsteinium
Es
99
Fermium
Fm
100
Mendelevium
Md
101
Nobelium
No
102
Lawrencium
Lr
103
Rutherfordium
Rf
104