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In which of the following reactions does hydrogen peroxide a...

In which of the following reactions does hydrogen peroxide act as a reducing agent?

A.

H2S + H2O2 → S + 2H2O

B.

PbSO3 + H2O2 → PbSO4 + H2O

C.

2I+ 2H+ + H2O2 → I2 + 2H2O

D.

PbO2 + 2HNO3 + H2O2 → Pb(NO3)2 + 2H2O + O2

E.

SO2 + H2O2 → H2SO4

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Correct answer is D

No explanation has been provided for this answer.

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