×

Erbium
Erbium

Francium
Francium



ADD
Compare
X
Erbium
X
Francium

Erbium and Francium Periodic Table

Add ⊕
1 Periodic Table
1.1 Symbol
Er
Fr
1.2 Group Number
NA1
Gadolinium In Periodic Table
0 17
1.3 Period Number
67
Lithium In Periodic Table
2 7
1.4 Block
f block
s block
1.5 Element Family
Lanthanide
Alkali
1.6 CAS Number
74405207440735
Aluminium In Periodic Table
7429905 54386242
1.7 Space Group Name
P63/mmc
Not Available
1.8 Space Group Number
194.00NA
Plutonium In Periodic Table
11 229