WAEC Chemistry 2018 Objective — Question 4
Question 4 of 50 from the West African Examinations Council (WAEC) Chemistry 2018 Objective paper, with the correct answer and a full explanation.
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The process of extraction of iron from its ore is by
- A. decomposition
- B. oxidation
- C. reductionCorrect
- D. sublimation
Explanation
Iron is extracted from its ore (haematite) by chemical reduction using carbon monoxide in the blast furnace.
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