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1 markNon-Metals

CSEC Chemistry · May/June 2012 · Paper 2 · Question 6(b)(i)

State the meaning of the term 'hard water'.

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  1. 6(a)Outline THREE properties of water and relate them to its function in maintaining life on earth.[6 marks]
  2. 6(b)(ii)Describe ONE way in which water can be softened. Include a chemical equation with state symbols in your description.[4 marks]
  3. 6(c)It is important that communities and individual households play a part in the management and preservation of the environment. Suggest FOUR practical ways in…[4 marks]

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