Molybdenum (Mo)

Atomic Number: 42

Relative Atomic Mass: 95.961

Electronegativity: 2.16

Atomic Radius (Picometers): 145

Appearance: Grey-Metallic

Occurrence: Natural

Melting Point (Kelvin): 2896

Boiling Point (Kelvin): 4912

Stable Isotopes: 92, 94, 95, 96, 97, 98

Discoverer: Carl Wilhelm Scheele in 1778

Properties: Hard

First Use: Weapons (14th Century)

Modern Uses: Medicine, Lubricant

Picture Courtesy of Alchemist-hp

©2011 Grant Dwyer