CAIE A Level Chemistry 9701 · Hydroxy compounds
A student adds ethanoyl chloride dropwise to an excess of ethanol at room temperature. White fumes are observed and a liquid ester is formed.
Suggest the identity of the white fumes and the ester formed, and describe how the ester could be identified.
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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