P2o3 oxidation no.?

1 Answer
WADU HEK
Apr 14, 2018

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

Explanation:

#P_2O_3# 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.
=> #P_2O_3# = 0
#2P(-2(3)) = 0#
#2P = 6#
#P = 3#

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