Question

The correct structure of monomers of buna-S is

• A.
• B. $CH_{3} - \underset{\underset{CH_{3}}{|}}{CH} - CH = CH_{2} + CH_{2} = CH - CN$
• C.
• D.

Answer 1

Answer: (C)

Answer 2

Buna-S or styrene butadiene rubber is a copolymer of butadiene and styrene.