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Thorium
Thorium

francium
francium



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Thorium
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francium

Periodic Table van Thorium en francium

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Periodiek systeem

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Th
Fr

Group Number

01
0 17
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periode Aantal

77
2 7
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Blok

f block
s block

element Family

actinide
Alkali

CAS-nummer

74403267440735
7429905 54386242
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Space Group Name

P63 / mmc
-

Space Group Number

194,00225,00
11 276
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