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Question
Give the equation for the formation of rust.
Solution
4Fe + 3O2 + xH2O → 2Fe2O3. xH2O (Rust).
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RELATED QUESTIONS
The chemical reaction involved in the corrosion of iron metal is that of:
(a) oxidation as well as displacement
(b) reduction as well as combination
(c) oxidation as well as combination
(d) reduction as well as displacement
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............ and .............. are necessary for the rusting of iron.
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`F_e(s) → Fe^(2+) (aq) +2e^-`
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`O_2(g) + 4H^+(aq) +............................ → 2H_2 O (l) `
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`2Fe_(3+) (aq) + 4H_2O(l) → ................. + 6H_+(aq) `
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