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Technetium
Technetium

Barium
Barium



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Periodic Table van Technetium en Barium

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Periodiek systeem

Symbool

Tc
Ba

Group Number

72
0 17
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periode Aantal

56
2 7
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Blok

d block
s block

element Family

Transition Metal
aardalkali-

CAS-nummer

74402687440393
7429905 54386242
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Space Group Name

P63 / mmc
Im_ 3m

Space Group Number

194,00229,00
11 276
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