Ra

Radium

Z 88 226.0 g/molAlkaline Earth Metal Radioactive

Overview Atomic Properties Thermodynamics Electromagnetism Isotopes

Phase

Temperature

273.2 K(0.0 °C32.0 °F)

Density (STP)

5.5 g/cm³

Current Phase

Solid

Melting Point

973.0 K (699.9 °C1,291.7 °F)

Boiling Point

2,010.0 K (1,736.9 °C3,158.3 °F)

Heating Curve

Added Heat

0.0kJ/moleV

Current Phase

Solid

Temperature

0.0 K(-273.1 °C-459.7 °F)

Heat of Fusion

8.5 kJ/mol0.0881 eV

Heat of Vaporization

113.0 kJ/mol1.1712 eV

Specific Heat

0.092 J/(g·K)

Thermal Conductivity

18.6 W/(m·K)