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Radium
Radium

Osmium
Osmium



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Radium
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Osmium

Periodic Table van Radium en Osmium

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Periodiek systeem

Symbool

Ra
Os

Group Number

28
0 17
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periode Aantal

76
2 7
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Blok

s block
d block

element Family

aardalkali-
Transition Metal

CAS-nummer

74401447440042
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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