Which one of the following is NOT a copolymer | vedclass

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Question

(B) copolymer is a polymer formed from two or more different types of monomer units.
Buna-$S$ is a copolymer of $1,3$-butadiene and styrene.
$PHBV$

Vedclass · Accepted Answer

Neoprene

Vedclass · Answer

(B) copolymer is a polymer formed from two or more different types of monomer units.
Buna-$S$ is a copolymer of $1,3$-butadiene and styrene.
$PHBV$ (poly-$\beta$-hydroxybutyrate-co-$\beta$-hydroxyvalerate) is a copolymer of $3$-hydroxybutanoic acid and $3$-hydroxypentanoic acid.
Butadiene-styrene is another name for Buna-$S$,which is a copolymer.
Neoprene is a homopolymer of chloroprene ($2$-chloro-$1,3$-butadiene).
Therefore,neoprene is not a copolymer.

Which one of the following is $NOT$ a copolymer?

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