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Oxidation state of phosphorus in pyro...

Oxidation state of phosphorus in pyrophosphoric acid is

A

`+5`

B

`+3`

C

`+4`

D

`+1`

Text Solution

Verified by Experts

The correct Answer is:
A
`H_(4)P_(2) O_(7)`, let the oxidation number of P be x.
`2x + 4 -14=0`
`rArr 2x -10=0`
`rArr x = +5`
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