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3 marksChlorine

CAPE Chemistry Unit 2 · 2009 · Paper 2 · Question 6(a)(i)

Industrial chlor-alkali processes and applications.

List THREE substances produced by the chlor-alkali industry.

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  1. 6(a)(ii)Describe the chemical processes involved in the production of TWO of the substances listed in (a)(i) using a diaphragm cell, including: a) type of chemical…[6 marks]
  2. 6(b)State THREE categories of compounds for which chlorine is used in their manufacture.[3 marks]
  3. 6(c)Discuss the function of SO2 in food preservation, including ONE disadvantage.[3 marks]

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