Which of the following statements is incorrect?

  • A
    The monomer of $Nylon-6$ is caprolactam.
  • B
    The monomer of natural rubber is isoprene.
  • C
    Phenol-formaldehyde resin is known as Bakelite.
  • D
    The monomer of $Nylon-6$ is Terylene.

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Similar Questions

Match the chemical substances in Column-$I$ with the type of polymers/type of bonds in Column-$II$.
Column-$I$ Column-$II$
$A$. Cellulose $p$. Natural polymer
$B$. Nylon-$6,6$ $q$. Synthetic polymer
$C$. Protein $r$. Amide linkage
$D$. Sucrose $s$. Glycoside linkage

Match the following:
Polymer Type
$A$. Bakelite $P$. Homo polymer
$B$. Nylon-$6$ $Q$. Condensation polymer
$C$. Terylene $R$. Polyester
$D$. $PHBV$ $S$. Copolymer

Assertion : $1, 3-$ Butadiene is the monomer for natural rubber.
Reason : Natural rubber is formed through anionic addition polymerization.

Match the following:
$A$. Teflon$I$. $SnCl_2$
$B$. Anionic polymerisation$II$. $C_2F_4$
$C$. Cationic polymerisation$III$. Bakelite
$D$. Thermosetting polymer$IV$. Polystyrene
$V$. $RLi$

The correct answer is:

Match the polymers given in Column-$I$ with their commercial names given in Column-$II$.
Column-$I$ Column-$II$
$A$. Polyester of glycol and phthalic acid $i$. Novolac
$B$. Copolymer of $1,3$-butadiene and styrene $ii$. Glyptal
$C$. Phenol and formaldehyde resin $iii$. Buna-$S$
$D$. Polyester of glycol and terephthalic acid $iv$. Buna-$N$
$E$. Copolymer of $1,3$-butadiene and acrylonitrile $v$. Dacron

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