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2 marksNon-Metals

CSEC Chemistry · May/June 2009 · Paper 2 · Question 5(b)(i)

Ammonia can also be produced in the laboratory.

Write a balanced equation to show the laboratory preparation of ammonia.

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Other parts of this question

  1. 5(a)(i)Name the catalyst and state the temperature used in the manufacture of ammonia.[2 marks]
  2. 5(a)(ii)The temperatures currently used in the manufacture of ammonia make the process cost-effective. Suggest ONE reason for this.[2 marks]
  3. 5(a)(iii)Suggest ONE reason for the importance of Step D in Figure 4.[1 mark]
  4. 5(b)(ii)Describe a suitable test for identifying ammonia.[2 marks]
  5. 5(c)(i)Write balanced equations for Steps 2 and 3 to show the production of nitric acid from ammonia.[4 marks]
  6. 5(c)(ii)State TWO OTHER uses of ammonia.[2 marks]

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