Which of the following statements is not true | vedclass

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(B) Natural rubber is cis$-1,4-$polyisoprene,meaning it has the cis configuration at every double bond,not trans. Therefore,statement $B$ is incorrect

Vedclass · Accepted Answer

Natural rubber has the trans configuration at every double bond.

Vedclass · Answer

(B) Natural rubber is cis$-1,4-$polyisoprene,meaning it has the cis configuration at every double bond,not trans. Therefore,statement $B$ is incorrect. Vulcanisation involves cross-linking with sulphur to improve mechanical properties. Buna-$S$ is indeed a copolymer of $1,3-$butadiene and styrene. Nylon-$6, 6$ is a polyamide formed by the condensation of hexamethylenediamine and adipic acid,containing amide linkages.

List-$I$	List-$II$
$A$. Natural rubber	$i$. $\beta$-glucose
$B$. Cellulose	$ii$. Isoprene
$C$. Nylon-$6$	$iii$. Tetrafluoroethylene
$D$. Teflon	$iv$. Caprolactam

Which of the following statements is not true?

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Match the following items in List-$I$ with their corresponding monomer units in List-$II$.
List-$I$ List-$II$
$A$. Natural rubber $i$. $\beta$-glucose
$B$. Cellulose $ii$. Isoprene
$C$. Nylon-$6$ $iii$. Tetrafluoroethylene
$D$. Teflon $iv$. Caprolactam

The monomer of Teflon is :-

Which of the following properties is $NOT$ exhibited by $LDP$?

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