During an industrial recovery process, chlorine gas is bubbled through an aqueous solution of sodium bromide to extract elemental bromine.
chlorine+sodium bromide→sodium chloride+bromine \text{chlorine} + \text{sodium bromide} \rightarrow \text{sodium chloride} + \text{bromine} chlorine+sodium bromide→sodium chloride+bromineGive one reason, in terms of the trends in Group 7, why this reaction occurs.
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.