×

Promethium
Promethium

Polonium
Polonium



ADD
Compare
X
Promethium
X
Polonium

Periodic Table van Promethium en Polonium

Periodiek systeem

Symbool

Pm
Po

Group Number

316
0 17
👆🏻

periode Aantal

66
2 7
👆🏻

Blok

f block
p block

element Family

lanthanide
post- Transition

CAS-nummer

74401227440086
7429905 54386242
👆🏻

Space Group Name

-
Pm-3m

Space Group Number

194,00221,00
11 276
👆🏻