Gallium (Ga)

Atomic Number: 31

Relative Atomic Mass: 69.7231

Electronegativity: 1.81

Atomic Radius (Picometers): 130

Appearance: Silvery-White

Occurrence: Natural

Melting Point (Kelvin): 302.9146

Boiling Point (Kelvin): 2477

Stable Isotopes: 69, 71

Discoverer: Paul Emile Lecoq de Boisbaudran in 1875

Properties: Soft, Brittle

First Use: Unknown

Modern Uses: Semiconductors, Energy Storage

Picture Courtesy of foobar

©2011 Grant Dwyer