Tabel périodik saka Praseodymium lan Protaktinium
Tabel périodik
Symbol
Pr
Pa
Panggil Group
ora Sumadhiya
ora Sumadhiya
Panggil periode
6
7
Block
pemblokiran f
pemblokiran f
Family unsur
lanthanide
actinide
CAS Number
7440100
99+
7440133
99+
Jeneng papan Group
P63 / mmc
I4 / mmm
Space Group Number
194.00
5
139.00
8
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