A student mixes a halogen with a solution of a potassium halide.
Which mixture would react?
Chlorine water and potassium iodide solution
Iodine solution and potassium bromide solution
Bromine water and potassium chloride solution
Iodine solution and potassium chloride solution
60 exam-style questions on OCR GCSE Chemistry 4.1 Predicting chemical reactions, covering 4.1.1 Properties and trends in Groups 1, 7 and 0, 4.1.2 Properties of the transition metals, 4.1.3 Reactivity predicted from position in the Periodic Table, and 4.1.4 Reactivity of metals and the reactivity series. Each one has a worked solution and a mark scheme showing where the marks go.