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Radium

Symbol: Ra
Atomic Mass/Weight: 226.0254 AMU
Atomic Number: 88
Oxidation State: +2
Melting Point: 973 K
Boiling Point: 1809 K
# of Isotopes: 4
Electron Configuration: [Rn] 7s2
Lewis Dot Diagram:
Radium - Lewis Dot Diagram