An experiment is set up to electrolyse dilute magnesium sulfate solution, MgSO4(aq)\text{MgSO}_4\text{(aq)}MgSO4(aq), using inert platinum electrodes as shown in the diagram.
What is the name of gas Y that forms at the positive electrode?
chlorine
oxygen
sulfur dioxide
nitrogen
Electrolytic processes Questions
Practise Edexcel GCSE Chemistry Electrolytic processes with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.