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JAMB Chemistry 2006 Question 41

Question 41

Redox Reactions

The ion that can be used as an oxidizing agent is

  1. A.Au3+
  2. B.Fe3+
  3. C.F−
  4. D.Ca2+
Show the answer and explanation

Answer: B (Fe3+)

Explanation

An oxidising agent gains electrons. Fe3+ readily accepts an electron to become Fe2+. F− cannot gain more electrons, and Ca2+ is very hard to reduce.