Se

Selenium

Z 34 78.971 g/molOther Nonmetal

Overview Atomic Properties Thermodynamics Electromagnetism Isotopes

Phase

Temperature

273.2 K(0.0 °C32.0 °F)

Density (STP)

4.81 g/cm³

Current Phase

Solid

Melting Point

494.0 K (220.9 °C429.5 °F)

Boiling Point

958.0 K (684.9 °C1,264.7 °F)

Heating Curve

Added Heat

0.0kJ/moleV

Current Phase

Solid

Temperature

0.0 K(-273.1 °C-459.7 °F)

Heat of Fusion

6.69 kJ/mol0.0693 eV

Heat of Vaporization

95.48 kJ/mol0.9896 eV

Specific Heat

0.3212 J/(g·K)

Thermal Conductivity

0.519 W/(m·K)