sblock Elements - Result Question 44
54. Hydrogen peroxide acts both as an oxidising and as a reducing agent in alkaline solution towards certain first row transition metal ions. Illustrate both these properties of $H _2 O _2$ using chemical equations.
$(1998,4 M)$
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Solution:
- $KMnO_4+H_2O_2\longrightarrow MnO_2+KOH+O_2$
$\quad \quad \quad OA \quad \quad \quad RA$
$\underset{\text { RA }}{FeSO_4}+\underset{\text { OA }}{H_2O_2} \longrightarrow Fe^{3+}+H_2O$
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