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Radium and Potassium Periodic Table
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Radium
Potassium
Potassium and Radium in Periodic Table
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Periodic Table
Symbol
Ra
K
Group Number
2
16
1
17
Period Number
7
4
Block
s block
s block
Element Family
Alkaline Earth
Alkali
CAS Number
7440144
99+
7440097
99+
Space Group Name
Im_ 3m
Im_ 3m
Space Group Number
229.00
1
229.00
1
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