Atomic Number 90

Atomic Number 90 is belong to element of Thorium.

Chemical symbol for Thorium is Th. Number of protons in Thorium is 90. Atomic weight of Thorium is 232.0377 u or g/mol.

90Th

Atomic Number 90 Element Properties

Atomic Number (Z)90
Atomic SymbolTh
Element NameThorium
Group
Period7
Atomic Weight232.0377 u
Density11.72 g/cm3
Melting Point (K)2115 K
Boiling Point (K)5061 K

List all properties of Thorium