plumiEsters: CAIE A‑Level Chemistry questions
Every CAIE A-Level Chemistry exam question on 18.2 Esters, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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Q8(b)(i)
The whole paper ↗![June 2024 Paper 4, question 8(b)(i): State the two types of reaction that occur when neotame reacts with hot NaOH(aq). 1 2 [2] 22 neotame H O N O N O H O OH Fig. 8.1](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/970141-jun24-08-bi-qp.webp)
Q8(b)(ii)
The whole paper ↗![June 2024 Paper 4, question 8(b)(ii): Draw the structures of the three organic products formed from the reaction of neotame with an excess of hot NaOH(aq). [3] [Total: 8]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/970141-jun24-08-bii-qp.webp)
All 4 questions on Esters, as a list
- June 2024, Paper 4, Q8(b)(i) (2 marks): State the two types of reaction that occur when neotame reacts with hot NaOH(aq). 1 2 [2] 22 neotame H O N O N O H O OH Fig. 8.1
- June 2024, Paper 4, Q8(b)(ii) (3 marks): Draw the structures of the three organic products formed from the reaction of neotame with an excess of hot NaOH(aq). [3] [Total: 8]
- June 2024, Paper 1, Q38 (1 mark): Compound X is treated with an excess of dilute aqueous potassium hydroxide. X O O What is the structure of the organic product? A B O O – O OH HO OH C D O O – O
- Specimen, Paper 1, Q29 (1 mark): Lactide is an intermediate in the manufacture of a synthetic fibre. O O O O lactide Which compound, on heating with an acid catalyst, can produce lactide? A hyd
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