Question 14
HThe figure shows part of the structure of a polyester made from ethanediol and hexanedioic acid.
Figure: Part of the structure of a polyester chain
a.[1]
Name the type of link that joins the monomer units together in this polymer.
b.[2]
Explain how the structure in the figure shows that a small molecule was lost each time two monomer units joined together.
c.[1]
Give the reason why this polymer is described as a condensation polymer.