Strontium (Sr)

Atomic Number: 38

Relative Atomic Mass: 87.62

Electronegativity: 0.95

Atomic Radius (Picometers): 200

Appearance: Silver-White

Occurrence: Natural

Melting Point (Kelvin): 1050

Boiling Point (Kelvin): 1655

Stable Isotopes: 84, 86, 87, 88

Discoverer: William Cruickshank in 1787

Properties: Soft, Red Flame when Heated

First Use: Sugar (Unknown)

Modern Uses: Alloys, Fireworks

Picture Courtesy of Alchemist-hp

©2011 Grant Dwyer