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Protactinium
Protactinium

Lawrencium
Lawrencium



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Protactinium
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Lawrencium

Periodic Table van Protactinium en Lawrencium

Periodiek systeem

Symbool

Pa
Lr

Group Number

33
0 17
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periode Aantal

77
2 7
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Blok

f block
d block

element Family

actinide
actinide

CAS-nummer

744013322537195
7429905 54386242
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Space Group Name

I4 / mmm
-

Space Group Number

139,00225,00
11 276
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