A piece of zinc is placed in copper sulfate solution. Copper forms on the surface of the zinc. Which statement explains this result?
Zinc ions gain electrons more readily than copper ions do.
Copper atoms form negative ions more readily than zinc atoms do.
Copper atoms form positive ions more readily than zinc atoms do.
Zinc atoms form positive ions more readily than copper atoms do.
86 exam-style questions on AQA GCSE Chemistry 4.1 Reactivity of metals, covering 4.1.1 Metal oxides, 4.1.2 The reactivity series, 4.1.3 Extraction of metals and reduction, and 4.1.4 Oxidation and reduction in terms of electrons. Each one has a worked solution and a mark scheme showing where the marks go.