Silicon (Si)

Atomic Number: 14

Relative Atomic Mass: 28.08553


Electronegativity: 1.90


Atomic Radius (Picometers): 110

Appearance: Reflective with Blue-Tinge

Occurrence: Natural


Melting Point (Kelvin): 1687

Boiling Point (Kelvin): 3538


Stable Isotopes: 28, 29, 30

Discoverer: Jons Berzelius in 1823

Properties: Semiconductor, Strong

First Use: Unknown

Modern Uses: Electronics

Picture Courtesy of Enricoros


©2011 Grant Dwyer