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Question
Hydrogen peroxide is an oxidising agent. It oxidises ferrous ion to ferric ion and reduced itself to water. Write a balanced equation.
Solution
\[\ce{1H2O2 + 2Fe^2+ -> Fe^3+H2O}\]
\[\ce{H2O2 + 2Fe^2+ + 2H^+ -> 2Fe^3+ + 2H2O}\]
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