9. Give the word equation for rusting
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Answer:
The word equation for the rusting of iron is: Iron + oxygen +water → hydrated iron oxide (rust)
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Explanation:
The chemical formula for rust is Fe2O3. Rust is formed when iron reacts with oxygen in moist air. The following chemical equation represents the reaction: 4Fe + 3O2 → 2Fe2O3. Water is necessary for the oxidation reaction to occur and to facilitate transport of the electrons.
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