Bromine (Br)

Atomic Number: 35

Relative Atomic Mass: 79.9041

Electronegativity: 2.96

Atomic Radius (Picometers): 115

Appearance: Brown

Occurrence: Natural

Melting Point (Kelvin): 265.8

Boiling Point (Kelvin): 332

Stable Isotopes: 79, 81

Discoverer: Antoine Balard in 1825

Properties: Dense, Mobile

First Use: Unknown

Modern Uses: Flame Retardant, Gasoline Additive

Picture Courtesy of W. Oelen

©2011 Grant Dwyer