Class 12

28. Polymers question bank (Chemistry)

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Q1.

Which of the following describes a syndiotactic polymer in $-[CH_2-C(YZ)-]_n$?

(A)
All $Y$ groups lie on one side of the chain and all $Z$ groups on the other side.
(B)
The $Y$ and $Z$ groups lie alternately on each side of the chain.
(C)
The $Y$ and $Z$ groups are arranged in a random fashion.
(D)
$Y$ and $Z$ groups are the same.
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Q2.

Which of the following sets contains only addition polymers?

(A)
Polyethylene,Polypropylene,Terylene
(B)
Polyethylene,$PVC$,Acrylonitrile
(C)
Buna-$S$,Nylon,Polybutadiene
(D)
Bakelite,$PVC$,Polyethylene
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