Which of the following options correctly describes the colours of the Group 7 elements bromine and iodine at room temperature?
bromine: red-brown, iodine: grey
bromine: pale green, iodine: red-brown
bromine: red-brown, iodine: purple
bromine: yellow-green, iodine: grey
Practise Edexcel GCSE Chemistry Group 7 with exam-style questions for Foundation and Higher tier. 87 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.