Atomic Number 61

Atomic Number 61 is belong to element of Promethium.

Chemical symbol for Promethium is Pm. Number of protons in Promethium is 61. Atomic weight of Promethium is 145 u or g/mol.

61Pm

Atomic Number 61 Element Properties

Atomic Number (Z)61
Atomic SymbolPm
Element NamePromethium
Group
Period6
Atomic Weight145 u
Density7.26 g/cm3
Melting Point (K)1315 K
Boiling Point (K)3273 K

List all properties of Promethium


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