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lood
lood

Promethium
Promethium



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lood
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Promethium

Periodic Table van lood en Promethium

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Periodiek systeem

Symbool

Pb
Pm

Group Number

143
0 17
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periode Aantal

66
2 7
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Blok

p block
f block

element Family

post- Transition
lanthanide

CAS-nummer

74399217440122
7429905 54386242
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Space Group Name

Fm_ 3m
-

Space Group Number

225,00194,00
11 276
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