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Strontium
Strontium

Radium
Radium



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Strontium
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Radium

Periodic Table van Strontium en Radium

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Periodiek systeem

Symbool

Sr
Ra

Group Number

22
0 17
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periode Aantal

57
2 7
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Blok

s block
s block

element Family

aardalkali-
aardalkali-

CAS-nummer

74402467440144
7429905 54386242
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Space Group Name

Fm_ 3m
Im_ 3m

Space Group Number

225,00229,00
11 276
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