Atomic Number 31     Atomic Mass 69.723     State solid    

Color silvery white     Electronegativity 1.81    

Density solid 5.904 g/mL     Density liquid 6.095 g/mL

Melting Point 29.78°C     Boiling Point 2403°C

Natural Isotopes Ga-69 60.108%   Ga-71 39.892%

Abbreviated Electron Configuration [Ar] 3d¹⁰ 4s² 4p¹

Discovered by Paul Emile Lecoq de Boisbaudran in 1875.