Pm

Promethium

Z 61 145.0 g/molLanthanide Radioactive

Overview Atomic Properties Thermodynamics Electromagnetism Isotopes

Phase

Temperature

273.2 K(0.0 °C32.0 °F)

Density (STP)

7.247 g/cm³

Current Phase

Solid

Melting Point

1,315.0 K (1,041.9 °C1,907.3 °F)

Boiling Point

3,273.0 K (2,999.9 °C5,431.7 °F)

Heating Curve

Added Heat

0.0kJ/moleV

Current Phase

Solid

Temperature

0.0 K(-273.1 °C-459.7 °F)

Heat of Fusion

7.13 kJ/mol0.0739 eV

Heat of Vaporization

289.0 kJ/mol2.9953 eV

Specific Heat

0.185 J/(g·K)

Thermal Conductivity

17.9 W/(m·K)