Which statement correctly describes what happens during the process of electrolysis?
Covalent substances are separated into their constituent parts by boiling.
Ionic compounds are decomposed using an electric current.
Physical mixtures of substances are separated by filtration.
Atoms are broken down into subatomic particles.
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.