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Francium
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Erbium
Francium and Erbium Periodic Table
Francium
Erbium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
1 Periodic Table
1.1 Symbol
Fr
Er
1.2 Group Number
1
NA
Gadolinium In Periodic Table
▶
⊕
0
17
1.3 Period Number
7
6
Lithium In Periodic Table
▶
⊕
2
7
1.4 Block
s block
f block
1.5 Element Family
Alkali
Lanthanide
1.6 CAS Number
7440735
7440520
Aluminium In Periodic Table
▶
⊕
7429905
54386242
1.7 Space Group Name
Not Available
P63/mmc
1.8 Space Group Number
NA
194.00
Plutonium In Periodic Table
▶
⊕
11
229
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