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Question is

In which of the following reactions H2O2 acts as a reducing agent?
I. H2O2 + 2H+ + 2e- →2H2O
II. H2O2 - 2e- →O2 + 2H+
III. H2O2 +2e-→ 2OH-
IV. H2O2+ 2OH- -2e- →O2 + 2H2O

  • I and II

  • III and IV

  • I and III

  • II and IV

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