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Einsteinium

Details of the Chemical Element Einsteinium
Element NameEinsteinium
SymbolEs
Atomic Number99
GroupRare Earth
Crystal StructureUnknown
Atomic Mass-252.083
Electronic Configuration2,8,18,32,29,8,2
Orbital Configuration[Rn] 5f11 7s2
Valency--
Melting Point--
Boiling Point--
Electo-negativity1.3
Covalent Radius--
Last updated on 12 April 2021 06:26:31
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