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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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