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Roentgenium
Roentgenium

Technetium
Technetium



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Periodic Table van Roentgenium en Technetium

Periodiek systeem

Symbool

Rg
Tc

Group Number

117
0 17
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periode Aantal

75
2 7
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Blok

d block
d block

element Family

-
Transition Metal

CAS-nummer

543862427440268
7429905 54386242
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Space Group Name

-
P63 / mmc

Space Group Number

194,00194,00
11 276
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