(A) Poly$(3-hydroxybutyrate-co-3-hydroxyvalerate)$ $(PHBV)$ is a biodegradable polymer.It is obtained by the copolymerization of $3-hydroxybutanoic$ a

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(A) Poly$(3-hydroxybutyrate-co-3-hydroxyvalerate)$ $(PHBV)$ is a biodegradable polymer.It is obtained by the copolymerization of $3-hydroxybutanoic$ acid and $3-hydroxypentanoic$ acid.$Buna-N$,$PTFE$,and $PVC$ are synthetic,non-biodegradable polymers.

Class 12 Chemistry Polymers Composition, Properties and Uses of Polymer

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Which among the following is a biodegradable polymer?

MHT CET 2020 All MHT CET

A
$PHBV$
B
$Buna-N$
C
$PTFE$
D
$PVC$

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Class 12 Questions

Class 12

Chemistry Questions

Chapter

Polymers

Subtopic

Composition, Properties and Uses of Polymer

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Among the following,the correct statement$(s)$ about polymers is(are):
$A$. The polymerization of chloroprene gives natural rubber.
$B$. Teflon is prepared from tetrafluoroethene by heating it with persulphate catalyst at high pressures.
$C$. $PVC$ are thermoplastic polymers.
$D$. Ethene at $350-570 \ K$ temperature and $1000-2000 \ atm$ pressure in the presence of a peroxide initiator yields high density polythene.

IIT 2022

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Match the following.

List-$I$ (Polymer/Type) List-$II$ (Monomer/Example)

$A$. Addition polymer $I$. Bakelite

$B$. Condensation polymer $II$. $2$-methyl-$1,3$-butadiene

$C$. Acrilan $III$. $2,3$-dimethyl-$1,3$-butadiene

$D$. Rubber $IV$. Vinyl cyanide

$V$. Polythene

The correct answer is:

List-$I$ (Polymer/Type)	List-$II$ (Monomer/Example)
$A$. Addition polymer	$I$. Bakelite
$B$. Condensation polymer	$II$. $2$-methyl-$1,3$-butadiene
$C$. Acrilan	$III$. $2,3$-dimethyl-$1,3$-butadiene
$D$. Rubber	$IV$. Vinyl cyanide
	$V$. Polythene