×

Erbium
Erbium

Polonium
Polonium



ADD
Compare
X
Erbium
X
Polonium

Erbium and Polonium Periodic Table

Add ⊕

Periodic Table

Symbol

Er
Po

Group Number

316
0 17
👆🏻

Period Number

66
2 7
👆🏻

Block

f block
p block

Element Family

Lanthanide
Post-​Transition

CAS Number

74405207440086
7429905 54386242
👆🏻

Space Group Name

P63/mmc
Pm-3m

Space Group Number

194.00221.00
11 276
👆🏻