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Explore Element
Element: Radium
Symbol:
Ra
CPK Color:
Atomic Number:
88
Atomic Mass:
226.02541
Electron Configuration:
[Rn]7s2
Electron Configuration (Drawing):
[Rn]
Atomic Radius:
283
Ionization Energy:
5.279
Electron Affinity:
Oxidation States:
2
Standard State:
Solid
Melting Point:
973 c
Boiling Point:
1413 c
Density:
5
Group Block:
Alkaline earth metal
Year Discovered:
1898
Minerals Containing Radium
Mineral Name
IMA Chemistry
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