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4 marksElectrochemistry

CSEC Chemistry · January 2008 · Paper 2 · Question 3(d)(i)

What are the names of the parts of the apparatus labelled A and B in Experiment II?

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Other parts of this question

  1. 3(a)Identify the processes which cause the bulbs to light in Experiments I and II. Explain how the processes differ.[4 marks]
  2. 3(b)Give the name of one substance which, if it replaces graphite in Experiment I, would cause the bulb NOT to light when the switch W is closed.[1 mark]
  3. 3(c)(i)Provide a suitable explanation for the difference observed with Solutions P and Q.[4 marks]
  4. 3(c)(ii)Suggest a suitable substance for Solution Q.[1 mark]
  5. 3(d)(ii)What are the processes occurring at A and B?[4 marks]

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