Chemistry · Oct / Nov 2023 · Paper 12 · Question 37

Polymer X is an addition polymer. The monomer used to make X is but-1-ene. Polymer Y is a condensation polymer. The monomers used to make Y are HOCH2CH2OH and HOOCCH2COOH. Which statement about X and Y is correct?

1. AThe repeat unit of X is [CH(CH3)CH(CH3)] and Y is a polyamide.
2. BThe repeat unit of X is [CH(CH3)CH(CH3)] and Y is a polyester.
3. CThe repeat unit of X is [CH2CH(C2H5)] and Y is a polyamide.
4. DThe repeat unit of X is [CH2CH(C2H5)] and Y is a polyester.

As printed in the paper