Metallantanider
15 kemiska grundämnen
57
La
138.9055 u
[Xe] 5d1 6s2
Lantan
Metallantanider
58
Ce
140.116 u
[Xe] 4f1 5d1 6s2
Cerium
Metallantanider
59
Pr
140.9077 u
[Xe] 4f3 6s2
Praseodym
Metallantanider
60
Nd
144.242 u
[Xe] 4f4 6s2
Neodym
Metallantanider
61
Pm
145 u
[Xe] 4f5 6s2
Promethium
Metallantanider
62
Sm
150.36 u
[Xe] 4f6 6s2
Samarium
Metallantanider
63
Eu
151.964 u
[Xe] 4f7 6s2
Europium
Metallantanider
64
Gd
157.25 u
[Xe] 4f7 5d1 6s2
Gadolinium
Metallantanider
65
Tb
158.9254 u
[Xe] 4f9 6s2
Terbium
Metallantanider
66
Dy
162.5 u
[Xe] 4f10 6s2
Dysprosium
Metallantanider
67
Ho
164.9303 u
[Xe] 4f11 6s2
Holmium
Metallantanider
68
Er
167.259 u
[Xe] 4f12 6s2
Erbium
Metallantanider
69
Tm
168.9342 u
[Xe] 4f13 6s2
Thulium
Metallantanider
70
Yb
173.045 u
[Xe] 4f14 6s2
Ytterbium
Metallantanider
71
Lu
174.9668 u
[Xe] 4f14 5d1 6s2
Lutecium
Metallantanider