Molten magnesium chloride is electrolysed. Which products form?
Chlorine at the cathode and magnesium at the anode
Hydrogen at the cathode and oxygen at the anode
Magnesium at the cathode and chlorine at the anode
Magnesium at the cathode and oxygen at the anode
52 exam-style questions on Edexcel GCSE Chemistry 4.2 Electrolytic processes, covering 4.2.1 Electrolytes and the process of electrolysis, 4.2.2 Products of electrolysis using inert electrodes, 4.2.3 Half equations, oxidation and reduction in electrolysis, and 4.2.4 Electrolysis of copper sulfate and purifying copper. Each one has a worked solution and a mark scheme showing where the marks go.