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Polonium
Polonium

Radium
Radium



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Periodic Table van Polonium en Radium

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Periodiek systeem

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Po
Ra

Group Number

162
0 17
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periode Aantal

67
2 7
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Blok

p block
s block

element Family

post- Transition
aardalkali-

CAS-nummer

74400867440144
7429905 54386242
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Space Group Name

Pm-3m
Im_ 3m

Space Group Number

221,00229,00
11 276
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