Chemistry - Polymers - Quiz-6

Monomers of Dacron polymer is:

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Ethylene glycol and terephthalic acid
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Ethylene oxide and phthalic acid
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Ethylene glycol and benzoic acid
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Benzamide and terephthalic acid

Which of the following is not a semisynthetic polymer?

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Cis-polyisoprene
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Cellulose nitrate
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Cellulose acetate
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Vulcanised rubber

Which of the following polymer can be formed by using the following monomer unit?

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Nylon-6,6
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Nylon-2-nylon-6
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Melamine polymer
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Nylon-6

Match the polymer of Column I with the correct monomer of Column II

Column I	Column II
A. High-density polymer B. Neoprene C. Natural rubber D. Teflon	1. Isoprene 2. Tetrafluoroethene 3. Chloroprene 4. Ethene

Codes

A B C D

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2 3 4 1
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3 1 4 2
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4 3 1 2
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4 3 2 1

The monomers used for getting the following polymers are respectively -

(i) Teflon (ii) Bakelite

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i = Formaldehyde (HCHO) and phenol; ii = Vinyl chloride
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i = Tetrafluoroethylene; and ii = Vinyl chloride
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i = Vinyl chloride; ii = Formaldehyde (HCHO), and phenol
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i = Tetrafluoroethylene; ii = Formaldehyde (HCHO) and phenol

One of the common initiators used in free radical addition polymerization is -

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Toluene
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Ethanol
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Benzoyl peroxide
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Acetaldehyde

Match the polymers given in Column I with their chemical names given in Column II.

Column I	Column II
A. Nylon-6 B. PVC C. Acrilan D. Natural rubber	1. Polyvinyl chloride 2. Polyacrylonitrile 3. Polycaprolactum 4. cis-polyisoprene

Codes

A B C D

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2 3 4 1
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3 1 2 4
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1 4 3 2
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4 3 2 1

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 B. Copolymer of 1, 3-butadiene and styrene C. Phenol and formaldehyde resin D. Copolymer of 3-butadiene and acrylonitrile	1. Novolac 2. Glyptal 3. Buna-S 4. Buna-N

Codes

A B C D

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2 3 1 4
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3 1 4 2
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2 4 3 2
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4 3 2 1

Match the following:

Column I	Column II
A. Bakelite	1. Squeeze bottles
B. Low-density polyethylene	2. Unbreakable crockery
C. Melamine-formaldehyde resin	3. Tyre, cords
D. Nylon- 6	4. Electrical switches

Codes

A B C D

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2 3 4 1
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4 1 2 3
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1 4 3 2
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4 3 2 1

Match materials as given in Column I with the polymers given in Column II.

Column I	Column II
A. Natural rubber latex B. Wood laminates C. Ropes and fibers D. Polyester fabric	1. Nylon 2. Dacron 3. Urea-formaldehyde resins 4. cis-polyisoprene

Codes

A B C D

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2 3 4 1
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3 4 1 2
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1 4 3 2
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4 3 1 2

Assertion(A): Most of synthetic polymers are not biodegradable.

Reason(R): The polymerization process induces toxic character in organic
molecules.

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Assertion and Reason both are correct statements But reason does not explain Assertion.
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Assertion and Reason both are correct statements and Reason explains the Assertion.
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Both assertion and reason are wrong statements.
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Assertion is correct and Reason is the wrong.

Assertion: Olefinic monomers undergo addition polymerization.

Reason: Polymerisation of vinyl chloride is initiated by peroxides/persulphates.

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Assertion and Reason both are correct statements but reason does not explain Assertion.
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Assertion and Reason both are correct statements and Reason explains the Assertion.
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Assertion is the correct statement and Reason is the wrong statement.
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Assertion is the wrong statement and reason is the correct statement.

Assertion(A): Polyamides are best used as fibers because of their high tensile strength.

Reason(R): Strong intermolecular forces (like hydrogen bonding within polyamides) lead to close packing of chains and increase the crystalline character.

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Assertion and Reason both are correct statements but reason does not explain Assertion.
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Assertion and Reason both are correct statements and Reason explains the Assertion.
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Assertion is the correct statement and Reason is the wrong statement.
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Assertion is the wrong statement and reason is the correct statement.

Assertion(A): For making rubber synthetically, isoprene molecules are polymerized.

Reason(R): Neoprene (a polymer of chloroprene) is a synthetic rubber.

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Assertion and Reason both are correct statements But reason does not explain Assertion.
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Assertion and Reason both are correct statements and Reason explains the Assertion.
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Assertion is the wrong statement and reason is the correct statement.
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Assertion is the correct statement and Reason is the wrong statement.

Assertion: Network polymers are thermosetting.

Reason: Network polymers have a high molecular mass.

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Assertion and Reason both are correct statements But reason does not explain Assertion.
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Assertion and Reason both are correct statements and Reason explains the Assertion.
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Both assertion and reason are wrong statements.
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Assertion is the correct statement and Reason is the wrong statement.

Assertion(A): Polytetrafluoroethylene is used in making non-stick cookware.

Reason(R): Fluorine has the highest electronegativity.

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Assertion and Reason both are correct statements But reason does not explain Assertion.
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Assertion and Reason both are correct statements and Reason explains the Assertion.
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Both assertion and reason are wrong statements.
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Assertion is the correct statement and Reason is the wrong statement.

The correct statement regarding Bakelite is :

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It is a cross linked polymer.
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It is an addition polymer.
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It is a branched chain polymer.
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It is a linear polymer.

The set of monomer that forms a biodegradable polymer is:

$H_{2} N - {(C H_{2})}_{5} - C O O H$

$HOOC - C_{6} H_{4} - COOH$

${CH}_{2} = CH - CH = {CH}_{2}$

$C H_{2} = C H - C H = C H_{2}$

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$H_{2} N - C H_{2} - C O O H$ and
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$H O - C H_{2} - C H_{2} - O H$ and
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$C_{6} H_{5} - CH = {CH}_{2}$ and
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$C H_{2} = C H - C N$ and

Monomer of natural rubber is :

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$C H_{3} - C = C H = C H_{3} | C H_{3}$
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$C H_{3} - C H = C H - C H_{3}$
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$C H_{2} = C - C H = C H_{2} | C H_{3}$
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$C H_{2} = C - C = C H_{2} | | C H_{3} C H_{3}$

Cellulose is polymer of : -

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Glucose
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Fructose
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Ribose
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Sucrose

Incorrect match among the following is :

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1
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2
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3
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4

Acrolein is hard, and a high melting point material. The structure of acrilan among the following is-

Among the following, the monomers give the polymer neoprene on polymerization is-

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CH₂ = CHCl
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CCl₂ = CCl₂
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CF₂ = CF₂

Polymers are examples of

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High molecular mass macromolecules, which consist of non-repeating structural units derived from monomers
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How molecular mass macromolecules, which consist of non-repeating structural units derived from monomers
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High molecular mass macromolecules, which consist of repeating structural units derived from monomers
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Low molecular mass macromolecules, which consist of repeating structural units derived from monomers

Classification of polymers on the basis of structure include-

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Linear polymers
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Branched-chain polymers
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Cross-linked or Network polymers
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All of these

The names of monomers of the following polymers are respectively -

1) Hexaethylenediamine, Caprolactum, Tetrafluoroethene

2) Hexamethylenediamine, Caprolactum, Tetrafluoroethyne

3) Hexamethylenediamine, Caprolactum, Tetrafluoroethene

4) Hexaethylenediamine, Caprolactum, Tetrafluoroethane

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1
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2
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3
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4

Classify the polymers into addition and condensation polymers: Terylene, Bakelite, Polyvinyl chloride, Polythene.

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Addition polymers: Terylene, bakelite; Condensation polymers: Polyvinyl chloride, polythene
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Addition polymers: bakelite; Condensation polymers: Terylene, bakelite, Polyvinylchloride, polythene
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Addition polymers: polythene; Condensation polymers: Terylene, bakelite, Polyvinylchloride
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Addition polymers: Polyvinyl chloride, polythene; Condensation polymers: Terylene, bakelite

The difference between Buna-N and Buna-S is -

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Buna-N is a copolymer of 3−butyne, and acrylonitrile while Buna-S is a copolymer of 3−butyne, and styrene.
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Buna-S is a copolymer of 3−butyne, and acrylonitrile while Buna-N is a copolymer of 3−butyne, and styrene.
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Buna-N is a copolymer of 1,3−butadiene, and acrylonitrile while Buna-S is a copolymer of 1, 3−butadiene, and styrene.
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Buna-S is a copolymer of 1,3−butadiene, and acrylonitrile while Buna-N is a copolymer of 1, 3−butadiene, and styrene.

On the basis of molecular forces, polymer can be classified as -

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Elastomers
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Fibres
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Thermoplastic polymers
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All of the above

The term copolymerization means formation of polymer from :

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The same monomer.
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Two or more different monomers.
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Acid and base.
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Elastomer.

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Practice Chemistry Quiz Questions and Answers

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Practice Chemistry Quiz Questions and Answers

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