Gallium and Radium Periodic Table
Periodic Table
Symbol
Ga
Ra
Group Number
13
5
2
16
Period Number
4
7
Block
p block
s block
Element Family
Post-Transition
Alkaline Earth
CAS Number
7440553
32
7440144
99+
Space Group Name
Cmca
Im_ 3m
Space Group Number
64.00
9
229.00
1
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