Tabel périodik saka Protaktinium lan polonium
Tabel périodik
Symbol
Pa
Po
Panggil Group
ora Sumadhiya
16
2
Panggil periode
7
6
Block
pemblokiran f
p pemblokiran
Family unsur
actinide
Transisi Post-
CAS Number
7440133
99+
7440086
99+
Jeneng papan Group
I4 / mmm
Pm-3M
Space Group Number
139.00
8
221.00
3
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