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2 marksOxidation – Reduction Reactions

CSEC Chemistry · May/June 2016 · Paper 2 · Question 2(b)(ii)

Jaden performed tests and recorded observations in Table 3. You will use this information to answer subsequent questions.

Identify whether Solution C is acting as an oxidizing or reducing agent in Test 1 and Test 2.

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Other parts of this question

  1. 2(a)Distinguish between an 'oxidizing agent' and a 'reducing agent' in terms of electron gain or loss.[2 marks]
  2. 2(b)(i)State an oxidizing agent that is NOT mentioned in Table 3.[1 mark]
  3. 2(b)(iii)With reference to oxidation states, explain EACH of your answers in (b) (ii).[4 marks]
  4. 2(b)(iv)Write an ionic equation (with state symbols) for the reaction which took place in Test 3.[2 marks]
  5. 2(b)(v)With reference to the electrochemical series, explain the difference in observations between Tests 3 and 4.[4 marks]

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