Four solutions are electrolysed using inert electrodes.
Which solution produces hydrogen at the cathode and oxygen at the anode?
[1]
A
Copper(II) chloride solution
B
Silver nitrate solution
C
Sodium bromide solution
D
Sodium sulfate solution
Markscheme
3.4 Electrolysis Questions
52 exam-style questions on OCR GCSE Chemistry 3.4 Electrolysis, covering 3.4.1 Products formed at the electrodes in electrolysis and 3.4.2 The technique of electrolysis. Each one has a worked solution and a mark scheme showing where the marks go.