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Actinium
Actinium

Francium
Francium



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Actinium
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Francium

Actinium and Francium Periodic Table

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Periodic Table

Symbol

Group Number

Period Number

Block

Element Family

CAS Number

Space Group Name

Space Group Number

 
Ac
3
7
f block
Actinide
7440348
Fm_ 3m
225.00
 
Fr
1
7
s block
Alkali
7440735
-
225.00