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Samarium
Samarium

Promethium
Promethium



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Samarium
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Promethium

Periodic Table van Samarium en Promethium

Periodiek systeem

Symbool

Sm
Pm

Group Number

33
0 17
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periode Aantal

66
2 7
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Blok

f block
f block

element Family

lanthanide
lanthanide

CAS-nummer

74401997440122
7429905 54386242
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Space Group Name

R_ 3m
-

Space Group Number

166,00194,00
11 276
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