Chemistry 5070 · O Level · Group VII properties

Group VII properties — practice question

Chlorine gas is passed through separate samples of aqueous potassium iodide and aqueous potassium bromide. In which of the solutions does a colour change occur?

    Worked solution & mark scheme

    This 1-mark question has a full step-by-step worked solution and mark scheme.

    • Full mark scheme, point by point
    • Step-by-step worked solution
    • Write your answer & get it marked instantly by AI