eFunda: General Information on Element Radium
engineering fundamentals Element Information: Radium
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Radium
88
Ra
[226]
Atomic Number 88
Atomic Weight [226]
Electron Config. 2-2-6-2-6-10-2-6-10-14-2-6-10-0-2-6-0-2
Electron configuration order: 1s-2s-2p-3s-3p-3d-4s-4p-4d-4f-5s-5p-5d-5f-6s-6p-6d-7s

Mechanical Properties Conditions
Phase Temp. (K) Pressure (Pa)
Density 5000 kg/m3 Solid  298.15 

Thermal Properties Conditions
Temp. (K) Pressure (Pa)
Melting Temperature 973.15 K   101325 
Boiling Temperature 1900 K   101325 

 
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