P2o3 oxidation no.?

1 Answer
Apr 14, 2018

O.N of O = -2
O.N of P = 3

Explanation:

P2O3 is a covalent compound and has a name is Diphosphorus Trioxide
Base on redox rules: The oxidation number of oxygen in a compound is usually –2. Except peroxide.
=> P2O3 = 0
2P(2(3))=0
2P=6
P=3