31

Ga

Gallium

69.723

Basic Metal
Solid

Discovery

Lecoq de Boisbaudran, Paul-Émile (1875)

Etymology

Latin

Meaning

Gaul (ancient France)

Electron configuration

Electron configuration

Crystal structure

Crystal structure

Orthorhombic

Physical Properties

Phase

  (at 21 °C and 101.325 kPa)

Solid

Melting point

  (at 101.325 kPa)

30.0 °C

303.15 K

Boiling point

  (at 101.325 kPa)

907.0 °C

1180.15 K

Density

  (at 21 °C and 101.325 kPa)

5.91 g/cm3

Electronegativity

1.81