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12 terms

Periodic Table of Elements (61-72)

Periodic Table of Elements
Promethium (Pm)
61st element
Samarium (Sm)
62nd element
Europium (Eu)
63rd element
Gadolinium (Gd)
64th element
Terbium (Tb)
65th element
Dysprosium (Dy)
66th element
Holmium (Ho)
67th element
Erbium (Er)
68th element
Thulium (Tm)
69th element
Ytterbium (Yb)
70th element
Lutetium (Lu)
71st element
Hafnium (Hf)
72nd element