What is a reducing agent?
A species that is reduced, while another species in the reaction is oxidised.
A species that is oxidised, while another species in the reaction is reduced.
A species that causes reduction but does not get oxidised or reduced itself.
A species that is oxidised and, in doing so, oxidises another species.
55 exam-style questions on OCR GCSE Chemistry Types of chemical reactions. Each one has a worked solution and a mark scheme showing where the marks go.