Date of Discovery: 1875
Discoverer: Paul Emile Lecoq de Boisbaudran
Name Origin: From the Latin word Gallia, the old name of France
Uses: Semiconductor production
Obtained From: Germanite, coal

 
Atomic Number: 31
Atomic Mass: 69.723 amu
Melting Point: 29.78 °C (302.93 °K, 85.604004 °F)
Boiling Point: 2403.0 °C (2676.15 °K, 4357.4 °F)
Crystal Structure: Orthorhombic
Density @ 293 K: 5.907 g/cm3
Color: White/Silver

 
Isotope
Ga-66
Ga-67
Ga-68
Ga-69
Ga-71
Ga-72
Half Life
9.5 hours
3.3 days
1.1 hours
Stable
Stable
14.1 hours