Which of the following monomer pairs is required to make the polymer below?
A) propene and isobutylene
B) isoprene and propene
C) ethylene and butene
D) isobutylene and isoprene
E) none of these

Question

Which of the following monomer pairs is required to make the polymer below? 
A) propene and isobutylene 
B) isoprene and propene 
C) ethylene and butene 
D) isobutylene and isoprene 
E) none of these

Quizplus · Accepted Answer

The polymer shown in the question is a synthetic rubber known as butyl rubber. Butyl rubber is made by polymerizing isobutylene with a small amount of isoprene. Therefore, the monomer pair required to make this polymer is isobutylene and isoprene.

Which of the Following Monomer Pairs Is Required to Make