Physical properties

Phase at STP

solid

Melting point

600.61 K ​(327.46 °C, ​621.43 °F)

Boiling point

2022 K ​(1749 °C, ​3180 °F)

Density (near r.t.)

11.34 g/cm³

when liquid (at m.p.)

10.66 g/cm³

Heat of fusion

4.77 kJ/mol

Heat of vaporization

179.5 kJ/mol

Molar heat capacity

26.650 J/(mol·K)