Displacement reactions as redox reactions
1 mark · NormalWhich statement correctly explains why chlorine acts as an oxidising agent in its reaction with bromide ions?
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Correct option: It gains electrons and is reduced.
Must show: Explanation of oxidising agent
Common mistakes: Choosing 'loses electrons' for oxidising agent
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Marking points
B1 · 1 mark · Correct option selected: 'It gains electrons and is reduced.'
Worked solution
An oxidising agent accepts electrons (is reduced) as it causes another species to be oxidised, which is the case for chlorine in this reaction.