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In Which of the Following Reactions Does Hydrogen Peroxide Act

Question 54

Multiple Choice

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


A) PbS(s) + 4 H2O2(aq) → PbSO4(s) + 4 H2O(l)
B) H2O2(aq) + 2 H+(aq) + 2I-(aq) → 2 H2O(l) + I2(aq)
C) 5 H2O2(aq) + 2 MnO4-(aq) + 6 H+(aq) → 8 H2O(l) + 5 O2(g) + 2 Mn2+(aq)
D) 2 Fe2+(aq) + H2O2(aq) + 2 H+(aq) → 2 Fe3+(aq) + 2 H2O(l)

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