Thorium and Francium Periodic Table
Periodic Table
Symbol
Th
Fr
Group Number
0
18
1
17
Period Number
7
7
Block
f block
s block
Element Family
Actinide
Alkali
CAS Number
7440326
99+
7440735
18
Space Group Name
P63/mmc
Not Available
Space Group Number
194.00
5
Not Available
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