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Question
What is the role of CO in the extraction of Iron?
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Solution
CO acts as a reducing agent due to which iron in the ore reduces to iron metal.
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Match List - I with List - II.
| List - I | List - II | ||
| (One) | (Composition) | ||
| (A) | Siderite | (I) | FeCO3 |
| (B) | Malachite | (II) | CuCO3 · Cu(OH)2 |
| (C) | Sphalerite | (III) | ZnS |
| (D) | Calamine | (IV) | ZnCO3 |
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