Question

Which of the following polymers is obtained from chloroprene?

Options

• Butyl rubber

• Neoprene rubber

• Buna-S

• Buna-N

Answer 1

Neoprene rubber

Explanation:

\[\begin{array}{cc}
\ce{\text{n}H2C = C - C = CH2 ->[Polymerisation] [- CH2 - C = C - CH2 -]_\text{n}}\\
\phantom{...}|\phantom{.....}|\phantom{..............................}|\phantom{.....}|\phantom{.....}\\
\phantom{....}\ce{\underset{\text{Chloroprene}}{Cl\phantom{...}H}}\phantom{........................}\ce{\underset{\text{Synthetic rubber}}{\underset{\text{Neoprene}}{Cl\phantom{...}H}}}
\end{array}\]