The elements in Group 7 of the periodic table are the halogens.
Which option correctly describes the colour and physical state of bromine at room temperature?
pale yellow, gas
red-brown, liquid
green-yellow, liquid
dark grey, gas
106 exam-style questions on Edexcel GCSE Chemistry 7.2 Group 7, covering 7.2.1 Physical properties of the halogens, 7.2.2 Reactions of the halogens, 7.2.3 Relative reactivity and displacement reactions of the halogens, and 7.2.4 Halogen displacement as a redox reaction. Each one has a worked solution and a mark scheme showing where the marks go.