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प्रश्न
Explain the zone of reduction in the extraction of iron from haematite in the blast furnace.
टीपा लिहा
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उत्तर
Zone of reduction: At about 900°C, CO reduces Fe2O3 to spongy iron.
Fe2O3 + 3CO → 2Fe + 3CO
Carbon also reduces partially Fe2O3 to Fe
Fe2O3 + 3C → 2Fe + 3CO
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