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5 marksThe Atmosphere

CAPE Chemistry Unit 2 · 2014 · Paper 2 · Question 6(a)(i)

Destruction is one of the processes involved in the maintenance of the levels of ozone in the stratosphere.

Explain, with the aid of relevant equations, the destruction of stratospheric ozone.

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Other parts of this question

  1. 6(a)(ii)Identify a man-made activity which contributes to stratospheric ozone destruction.[1 mark]
  2. 6(a)(iii)State TWO effects of stratospheric ozone destruction on human life.[2 marks]
  3. 6(b)(i)Describe, with the aid of an equation, the reaction which occurs during the fermentation process in the production of ethanol.[3 marks]
  4. 6(b)(ii)State the process used to obtain ethanol of concentration above 95% from a fermentation batch.[1 mark]
  5. 6(c)Comment on the statement "The production of ethanol is a major contributor to the economies of Caribbean countries", stating TWO reasons in support.[3 marks]

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