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Protaktinium
Protaktinium
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Niobium
Niobium
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Tabel périodik saka Protaktinium lan Niobium

Tabel périodik

Symbol

Panggil Group

Panggil periode

Block

Family unsur

CAS Number

Jeneng papan Group

Space Group Number

 
Pa
3
7
pemblokiran f
actinide
7440133
I4 / mmm
139.00
 
Nb
5
5
d block
transisi Metal
7440031
3M Im_
229.00