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francium
francium

Beryllium
Beryllium



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Periodic Table van francium en Beryllium

Periodiek systeem

Symbool

Fr
Be

Group Number

12
0 17
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periode Aantal

72
2 7
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Blok

s block
s block

element Family

Alkali
aardalkali-

CAS-nummer

74407357440417
7429905 54386242
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Space Group Name

-
P63 / mmc

Space Group Number

225,00194,00
11 276
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