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AQA A LEVEL CHEMISTRY 7405/3 PAPER 3 FINAL QUESTIONS PAPERS WITH MARKING SCHEME [MERGED]|2023|SUCCESS GUARANTEED
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February 2024

2023/2024

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Ethyl ethanoate can be made by reacting ethanol with ethanoic acid in the presence of concentrated sulfuric acid. Method 1. A mixture of ethanol, ethanoic acid, and concentrated sulfuric acid, with anti-bumping granules, is heated under reflux for 10 minutes. 2. The apparatus is rearranged for distillation. 3. The mixture is heated to collect the liquid that distils between 70 and 85 °C 4. The distillate is placed in a separating funnel. Aqueous sodium carbonate is added, and a stopper ...
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