Fluorine, chlorine, and bromine are elements in Group 7 of the Periodic Table.
Identify which of fluorine, chlorine, and bromine has:
Give the name of another Group 7 element that is a solid at room temperature.
When hydrogen and bromine react together, hydrogen bromide gas forms. Write a chemical equation for this reaction.
Some hydrogen bromide gas is bubbled into separate samples of water and hexane. A piece of blue litmus paper is dipped into each solution. State, with a reason, the final colour of the litmus paper in the solution in water.
State, with a reason, the final colour of the litmus paper in the solution in hexane.
33 exam-style questions on Edexcel IGCSE Chemistry Group 7 (halogens) – chlorine, bromine and iodine. Each one has a worked solution and a mark scheme showing where the marks go.