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Radium

Details of the Chemical Element Radium
Element NameRadium
SymbolRa
Atomic Number88
GroupAlkali Earth Metal
Crystal StructureCubic: Body centered
Atomic Mass-226.0254
Electronic Configuration2,8,18,32,18,8,2
Orbital Configuration[Rn] 7s2
Valency2
Melting Point700°C
Boiling Point1140°C
Electo-negativity0.9
Covalent Radius--
Last updated on 12 April 2021 06:26:31
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