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Francium
Francium

Thallium
Thallium



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Thallium

Francium and Thallium Periodic Table

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Periodic Table

Symbol

Group Number

Period Number

Block

Element Family

CAS Number

Space Group Name

Space Group Number

 
Fr
1
7
s block
Alkali
7440735
-
225.00
 
Tl
13
6
p block
Post-​Transition
7440280
P63/mmc
194.00