Edexcel IAL Chemistry 15.15 Acidic and alkaline ester hydrolysis

Identify which side of the ester forms the alcohol and which forms the acid or salt, then adjust the product for acid hydrolysis or excess aqueous hydroxide.

Exam points

Write acidic hydrolysis equations that identify the ester producing a named acid.
Predict alcohol and sodium carboxylate products from alkaline ester hydrolysis.
Hydrolyse triesters or polyesters by showing the correct product structures and ratios.

[Maximum number: 1]

This question concerns six isomers each with the molecular formula $\mathrm{C}_{5} \mathrm{H}_{10} \mathrm{O}_{2}$ .

State the number of peaks in the carbon-13 $\left({ }^{13} \mathrm{C}\right)$ NMR spectrum of E.

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15.19—Data from 13C NMR spectroscopy to: i predict the different environments for carbon atoms present in a molecule, given values question 1