AQA Jan 2012 Paper 2 Q8

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do not write outside the box it is possible to convert but ene into its structural isomer but ene a state the type of structural isomerism shown by but ene and but ene mark b the first stage in this conversion involves the reaction of hydrogen bromide with but ene ch ch ch ch hbr ch ch chbrch outline a mechanism for this reaction c the second stage is to convert bromobutane into but ene ch ch chbrch koh ch ch chch kbr h o outline a mechanism for this reaction marks marks wmp jan chem

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