Thallium and Francium Periodic Table
Periodic Table
Symbol
Tl
Fr
Group Number
13
5
1
17
Period Number
6
7
Block
p block
s block
Element Family
Post-Transition
Alkali
CAS Number
7440280
99+
7440735
18
Space Group Name
P63/mmc
Not Available
Space Group Number
194.00
5
Not Available
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