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Protactinium
Protactinium

Yttrium
Yttrium



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Protactinium
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Yttrium

Periodic Table van Protactinium en Yttrium

Periodiek systeem

Symbool

Pa
Y

Group Number

33
0 17
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periode Aantal

75
2 7
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Blok

f block
d block

element Family

actinide
Transition Metal

CAS-nummer

74401337440655
7429905 54386242
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Space Group Name

I4 / mmm
P63 / mmc

Space Group Number

139,00194,00
11 276
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