1.

Oxidation number of P in P_(2)O_4^(4-)is

Answer»

`+3`
`+4`
`+5`
`+6`

SOLUTION :`O^(-)-OVERSET(O)overset(||)underset(O^(-))underset(|)P-O-overset(O^(-))overset(||)underset(O)underset(||)P-O^(-),P=+5`


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