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प्रश्न
Write a chemical equation to show the process of corrosion of iron.
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उत्तर
\[\ce{\underset{Iron}{4Fe} + \underset{Oxygen}{3O2} + \underset{Water}{2xH2O} -> \underset{(Rust)}{\underset{Hydrated iron oxide}{2Fe2O3 * xH2O}}}\]
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