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WAEC Chemistry 2014 Objective — Question 49

Question 49 of 50 from the West African Examinations Council (WAEC) Chemistry 2014 Objective paper, with the correct answer and a full explanation.

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The most common process in the extraction of metals from their ore is

  • A. catalysis
  • B. electrolysis
  • C. oxidation
  • D. reductionCorrect

Explanation

The most common process in the extraction of metals from their ores is reduction (of the metal oxide/compound to the free metal).

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