A civil engineer specifies that steel reinforcement bars (rebars) used in coastal concrete structures must be coated with a specialized epoxy resin.
Explain how this epoxy resin coating prevents the iron in the steel from rusting.
97 exam-style questions on Edexcel GCSE Chemistry 6.1 Transition metals, alloys and corrosion, covering 6.1.1 Properties of transition metals, 6.1.2 Corrosion and its prevention, and 6.1.3 Alloys and the uses of metals. Each one has a worked solution and a mark scheme showing where the marks go.