(C) Buna-$N$ is a synthetic rubber.It is obtained by the copolymerization of $1, 3-$butadiene and acrylonitrile in the presence of a peroxide catalyst

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It is obtained by copolymerization of $1, 3-$butadiene and acrylonitrile.

(C) Buna-$N$ is a synthetic rubber.It is obtained by the copolymerization of $1, 3-$butadiene and acrylonitrile in the presence of a peroxide catalyst.The $N$ in Buna-$N$ stands for acrylonitrile.

Class 12 Chemistry Polymers Composition, Properties and Uses of Polymer

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Which is true about Buna-$N$?

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A
It is a linear polymer of $1, 3-$butadiene.
B
It is obtained by copolymerization of $1, 3-$butadiene and styrene.
C
It is obtained by copolymerization of $1, 3-$butadiene and acrylonitrile.
D
The suffix $N$ in Buna-$N$ stands for its natural occurrence.

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Polymers

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Composition, Properties and Uses of Polymer

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Write the names and structures of the monomers of the following polymers: $(i)$ Buna-$S$ $(ii)$ Buna-$N$ $(iii)$ Dacron $(iv)$ Neoprene

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The correct match between Item-$I$ and Item-$II$ :

Item-$I$ Item-$II$

$a$. Natural rubber $I$. $1,3-$butadiene $+$ styrene

$b$. Neoprene $II$. $1,3-$butadiene $+$ acrylonitrile

$c$. Buna$-N$ $III$. Chloroprene

$d$. Buna$-S$ $IV$. Isoprene

Item-$I$	Item-$II$
$a$. Natural rubber	$I$. $1,3-$butadiene $+$ styrene
$b$. Neoprene	$II$. $1,3-$butadiene $+$ acrylonitrile
$c$. Buna$-N$	$III$. Chloroprene
$d$. Buna$-S$	$IV$. Isoprene