Thorium

Thorium
Properties
Atomic symbol	Th
Atomic number	90
Classification	Metallic
Atomic mass	232.03806 amu
Other Information
Date of discovery	1829
Name of discoverer	WJöns Berzelius
Name origin	Named after Thor, the Norse god of war.
Uses	Used in the manufacture of strong alloys and ultraviolet photoelectric cells. Can be bombarded with neutrons to make uranium-233, a nuclear fuel.
Obtained from	Found in various minerals like monazite and thorite and dispersed on pegmatite rocks.