Fr

Francium

Z 87 223.0 g/molAlkali Metal Radioactive

Overview Atomic Properties Thermodynamics Electromagnetism Isotopes

Phase

Temperature

273.2 K(0.0 °C32.0 °F)

Density (STP)

2.458 g/cm³

Current Phase

Solid

Melting Point

300.0 K (26.9 °C80.3 °F)

Boiling Point

923.0 K (649.9 °C1,201.7 °F)

Heating Curve

Added Heat

0.0kJ/moleV

Current Phase

Solid

Temperature

0.0 K(-273.1 °C-459.7 °F)

Heat of Fusion

2.0 kJ/mol0.0207 eV

Heat of Vaporization

65.0 kJ/mol0.6737 eV

Specific Heat

---

Thermal Conductivity

15.0 W/(m·K)