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Question

In the reaction, Fe2O3+2Al2Fe+Al2O3+ heat, the substance that is oxidised is ____________ and the substance that is reduced is _____________.

A
Al, Fe
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B
Fe, Al
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C
Al, O2
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D
O2, Fe
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Solution

The correct option is D Al, Fe
In the reaction, Fe2O3+2Al2Fe+Al2O3+ heat, the substance that is oxidised is Al and the substance that is reduced is Fe. The oxidation number of Al increases from 0 to +3 and the oxidation number of Fe decreases from +3 to 0 .

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