CAIE A Level Chemistry 9701 · Hydrocarbons
A student treats a sample of 2-methylbut-2-ene with hot concentrated acidified potassium manganate(VII). Suggest the structures of the organic products, and explain how the identity of these products allows the position of the double bond in the original alkene to be determined.
4 marks, so the mark scheme is looking for about 4 separate creditworthy points. Making the same point twice in different words earns it once.
Suggest means: Apply what you know to an unfamiliar situation. There may be more than one acceptable answer. Reason from the principle you have learned to the new context, and say which principle you are using.
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