PERIODIC TABLE
Radium
Atomic No. 88
Ra
Radium
About Radium
As Radium is a radioactive element without any stable isotopes, Lorad Chemical does not manufacture any compounds that incorporate this element.
Properties
- Atomic Number
- 88
- Atomic Symbol
- Ra
- Atomic Mass
- 226
- CAS No.
- 7440-14-4
- Density
- 5 g/cm³
- Series
- alkaline earth metal
- Melting Point
- 700°C
- Boiling Point
- 1,737°C
- Thermal Conductivity
- 0.19 W/cm °C
- Heat of Fusion
- 8 kJ/mol
- Heat of Vaporization
- 125 kJ/mol
- Electronegativity
- 0.9 pauling
- Crystal Structure
- Cubic
- Electrical Conductivity
- 1×106 S/m
Radium Products
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