CAIE A Level Chemistry 9701 · Carboxylic acids and derivatives
A student needs to convert propanoic acid, , into propanoyl chloride, , in the laboratory. Suggest a suitable reagent and the essential conditions for this conversion. In your answer, name the reagent, give the essential conditions, and write a balanced equation for the reaction.
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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