Quelpr
3 marksElectrochemistry

CSEC Chemistry · January 2015 · Paper 2 · Question 4(b)

Aqueous sodium chloride can be electrolysed using inert electrodes. Discuss the effect that the position of ions in the electrochemical series has on the products of this electrolysis.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 4(a)(i)Define the term 'electrolysis'.[2 marks]
  2. 4(a)(ii)Describe what happens during the electrolysis of molten sodium chloride. Support your answer with relevant balanced ionic equations.[4 marks]
  3. 4(c)Aluminium is made corrosion resistant by anodizing it. Using a labelled diagram and equations, explain what happens during the anodizing of aluminium.[6 marks]

More practice: the rest of this paper · more Electrochemistry questions · all CSEC Chemistry past papers