Pearson Edexcel International GCSE (9–1) · CHEMISTRY · Section
The electrolysis of copper(ii) sulfate solution using inert electrodes
18 practice questions
Practice questions
1–3 of 3 · Hard
Question 1
2 marks · Hard
Answer and see the solution →Write the balanced half-equation for the reaction that takes place at the anode during the electrolysis of copper(II) sulfate solution using inert electrodes.
Question 2
5 marks · Hard
Answer and see the solution →A student performs the electrolysis of copper(II) sulfate solution using inert electrodes. Answer the following questions about the products at the electrodes.
(a)[1 mark]State the product formed at the cathode.
(b)[1 mark]State the product formed at the anode.
(c)[2 marks]Describe how you can identify the product formed at the anode during the electrolysis.
(d)[1 mark]What would you observe on the cathode after the electrolysis has run for a few minutes?
Question 3
2 marks · Hard
Answer and see the solution →Write the balanced half-equation for the reaction that takes place at the cathode when copper(II) sulfate solution is electrolysed using inert electrodes.