A student is given two metal wires of the same length and thickness, made from different steel alloys (Alloy X and Alloy Y). They are also provided with two boiling tubes and a bottle of sodium chloride (salt) solution.
Devise an experiment to determine which steel alloy corrodes more rapidly.
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.