Xenon (Xe)

Atomic Number: 54

Relative Atomic Mass: 131.2936

Electronegativity: 2.60

Atomic Radius (Picometers): Unknown

Appearance: Colourless (Blue when subjected to a High Voltage Electric Field)

Occurrence: Natural

Melting Point (Kelvin): 161.4

Boiling Point (Kelvin): 165.03

Stable Isotopes: 124, 126, 128, 129, 130, 131, 132, 134, 136

Discoverer: Sir William Ramsay in 1898

Properties: Colourless, Odorless, Heavy, Inert

First Use: High Speed Photography (1930s)

Modern Uses: Lasers, Medical

Picture Courtesy of Alchemist-hp

©2011 Grant Dwyer