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The oxidation state of \(\mathrm{P}\) in \(\mathrm{H}_{2} \mathrm{P}_{2} ...

The oxidation state of \(\mathrm{P}\) in \(\mathrm{H}_{2} \mathrm{P}_{2} \mathrm{O}_{7}{ }^{2-}\) is ____________
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  • A -3
  • B +3
  • C +1
  • D +5
  • E -2
Correct Answer: Option D
Explanation:

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