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Tantalum
Tantalum

Technetium
Technetium



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Periodic Table van Tantalum en Technetium

Periodiek systeem

Symbool

Ta
Tc

Group Number

57
0 17
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periode Aantal

65
2 7
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Blok

d block
d block

element Family

Transition Metal
Transition Metal

CAS-nummer

74402577440268
7429905 54386242
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Space Group Name

Im_ 3m
P63 / mmc

Space Group Number

229,00194,00
11 276
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