Chemistry - Polymers - Quiz-1 - MCQExams.com

Natural rubber has -

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All trans-configuration
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Alternate cis - and trans-configuration
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Random cis - and trans-configuration
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All cis-configuration

Perlon is also known as -

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Nylon-6, 10
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Nylon-4, 4
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Nylon 6, 6, 6
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Nylon-6

Acrilan is a hard, wool-like feel and a high melting material. Which of the following represents its structure?

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${(- {CH}_{2} - \underset{{COOC}_{2} H_{5}}{\underset{|}{CH}} -)}_{n}$
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${(- {CH}_{2} - \underset{Cl}{\underset{|}{CH}} -)}_{n}$
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${(- {CH}_{2} - \underset{CN}{\underset{|}{CH}} -)}_{n}$
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${(- {CH}_{2} - \underset{{COOCH}_{3}}{\underset{|}{\overset{{CH}_{3}}{\overset{|}{C}}}} -)}_{n}$

The polymer that can be classified as polyster polymer is :

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Bakelite
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Melamine
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Nylon-66
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Terylene

Monomer of neoprene is:

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Which one of the following monomers gives the polymer neoprene on polymerization?

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${CF}_{2} = {CF}_{2}$
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${CH}_{2} = CHCl$
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${CCl}_{2} = {CCl}_{2}$

Structures of some common polymers are given. The incorrect representation among the following is:

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Teflon
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Neoprene
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Terylene
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Nylon-6,6

Nylon-6, 10 is a polymer of:

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Hexamethylenediamine and adipic acid
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Hexamethylenediamine and sebacic acid
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Caprolactam
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None of the above

Cellulose is a condensation polymer of

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$α$ -galactose
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$α$ -glucose
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$β$ -glucose
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$β$ -galactose

Toluene di-isocyanate is used to prepare

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polyamides
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polyurethanes
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polycarbonates
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polyesters

Incorrect statement regarding cross-linked or network polymers is:

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They contain covalent bonds between various linear polymer chains.
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They are formed from bi and tri functional monomers.
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Examples are bakelite and melamine.
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They contain strong covalent bonds in same polymer chain.

The monomer of the polymer

is :-

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${({CH}_{3})}_{2} C = C {({CH}_{3})}_{2}$
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${CH}_{3} CH = CH \cdot {CH}_{3}$
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${CH}_{3} CH = {CH}_{2}$

Which can absorb over 90% of its own mass of water and does not stick to wound ?

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Rayon
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Gun cotton
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Thiokol
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Saran

Thermoplastics are:

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Linear polymers
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Soften or melt on heating
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Molten polymer can be moulded in desired shape
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All of the above

$- [NH {({CH}_{2})}_{6} NHCO {({CH}_{2})}_{4} CO] -_{n}$ is a -

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Copolymer.
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Addition polymer.
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Thermo-setting polymer.
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Homopolymer.

Which of the following natural products is not a polymer ?

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DNA
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Cellulose
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ATP
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Urease

Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile and is called:

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PVC
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polyacrylonitrile
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cellulose
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dynel

Nylon-6,6 is a polyamide obtained by the reaction of

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$COOH ({CH}_{2})_{4} COOH + H_{2} {NC}_{6} H_{4} {NH}_{2} - (p)$
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$COOH ({CH}_{2})_{4} COOH + {NH}_{2} ({CH}_{2})_{6} {NH}_{2}$
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$COOH ({CH}_{2})_{4} COOH + {NH}_{2} ({CH}_{2})_{4} {NH}_{2}$
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${COOHC}_{6} H_{4} COOH - (p) + {NH}_{2} ({CH}_{2})_{6} {NH}_{2}$

Which one is protein fibre ?

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Cotton
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Rayon
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Silk
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Polyster

Bakelite is prepared by the reaction between

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urea and formaldehyde
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ethylene glycol
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phenol and formaldehyde
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tetramethylene glycol

Terylene is a condensation polymer of ethylene glycol and

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Benzoic acid
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Phthalic acid
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Salicylic acid
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Terephthalic acid

Melamine plastic crockery is a copolymer of:

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HCHO and melamine
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HCHO and ethylene
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Melamine and ethylene
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none of the above

Monomer of is

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2-methyl propene
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styrene
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propylene
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ethene

Polymerisation of chloroethylene gives the polymer:

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polythene
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PVC
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teflon
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nylon

Glyptal or alkyd is polymer of:

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Ethylene glycol and phthalic acid.
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Ethylene and phthalic acid.
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Phthalic acid and acetylene.
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None of the above.

Example of addition polymer is:

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Buna-S
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Bakelite
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Nylon-6
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Melmac

Perspex or plexiglass is a polymer of:

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Methyl methacrylate
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Methylacrylate
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Acrylonitrile
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None of the above

Gutta parcha rubber is:

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Trans-1,4-polyisoprene polymer
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Thermoplastic
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Used to fill a tooth
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All of the above

A copolymer of isobutylene and isoprene is called:

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Butyl rubber
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Buna-S
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Buna-N
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Thiokol

The example of a thermosetting polymer among the following options is :

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