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Test: Polymers


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25 Questions MCQ Test Topic-wise MCQ Tests for NEET | Test: Polymers

Test: Polymers for NEET 2022 is part of Topic-wise MCQ Tests for NEET preparation. The Test: Polymers questions and answers have been prepared according to the NEET exam syllabus.The Test: Polymers MCQs are made for NEET 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Polymers below.
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Test: Polymers - Question 1

For macromolecules to form, one more of the following criteria are essential

Detailed Solution for Test: Polymers - Question 1

Macromolecule is made by joining smaller molecules(monomers)by covalent bond formation.

Test: Polymers - Question 2

One of the statements below is not true for the classification of polymers can be classified on the basis of their

Detailed Solution for Test: Polymers - Question 2

Polymer cannot be classified on the basis of their resistance to different agents.

Test: Polymers - Question 3

Identify the type of polymer. —A—B—B—A—A—A—B—A—

Detailed Solution for Test: Polymers - Question 3

This is copolymer is polymer made up of different monomers.

Test: Polymers - Question 4

Which of the following polymers have tetrafluoroethene monomer units?

Detailed Solution for Test: Polymers - Question 4

Teflon has CF2=CF2 as monomer unit.

Test: Polymers - Question 5

Cellulose acetate (rayon) and cellulose nitrate are __________ polymers

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It is semi synthetic polymer.

Test: Polymers - Question 6

One of the following rubbers is used in making oil seals, tank lining, etc.

Detailed Solution for Test: Polymers - Question 6

Buna N is used in making oil seals , tank linings.

Test: Polymers - Question 7

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

Detailed Solution for Test: Polymers - Question 7

Nylon – 6, 6 Caprolactum is monomer of nylon 6.

Test: Polymers - Question 8

Which branched chain isomer of the hydrocarbon with molecular mass 72u gives only one isomer of mono substituted alkyl halide?

Detailed Solution for Test: Polymers - Question 8

Since we are getting monosubstituted alkyl halide so it is neopentane.

Test: Polymers - Question 9

Polythene is not one of the following?

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Polymer is not semi synthetic. It is synthetic.

Test: Polymers - Question 10

Melamine is

Detailed Solution for Test: Polymers - Question 10

Test: Polymers - Question 11

Nylon – 2 – Nylon – 6 is

Detailed Solution for Test: Polymers - Question 11

They both are biodegradable polymer.

Test: Polymers - Question 12

Which of the following statements about low density polythene is FALSE?

Detailed Solution for Test: Polymers - Question 12

Low density polythene : It is obtained by the polymerisation of ethene under high presure of 1000-2000 atm. at a temp. of 350 K to 570 K in the pressure of traces of dioxygen or a peroxide initiator (cont). Low density polythene is chemically inert and poor conductor of electricity. It is used for manufacture squeeze bottles. toys and flexible pipes.

Test: Polymers - Question 13

One of the following is used in speciality packaging, orthopaedic devices and in controlled release of drugs.

Detailed Solution for Test: Polymers - Question 13

PHBV [Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)] find its applications in controlled release of drugs, medical implants and repairs, speciality packaging, orthopaedic devices and manufacturing bottles for consumer goods.

Test: Polymers - Question 14

Formation of Buna – S, involves polymerization of

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Buna S involves the polymerization of 1, 3 butadiene and styrene.

Test: Polymers - Question 15

In the following reaction, the polymer formed is ?

Detailed Solution for Test: Polymers - Question 15

These monomers form PHBV.

Test: Polymers - Question 16

Dacron is manufactured by heating a mixture of ethylene glycol and terephthalic acid with one of the Conditions given below.

Detailed Solution for Test: Polymers - Question 16

Dacron is manufactured by heating a mixture of ethylene glycol and terephthalic acid at 420 to 460K in presence of SnO3 as catalyst.

Test: Polymers - Question 17

Painting material among the following is

Detailed Solution for Test: Polymers - Question 17

Painting material is Gyptal.

Test: Polymers - Question 18

Which one of the following is not a condensation polymer?

Detailed Solution for Test: Polymers - Question 18

The correct answer is Option B.
Neoprene is not a condensation polymer. It is an additional polymer.
Neoprene is made from monomer chloroprene (2-chlorobuta-1,3-diene). 
Dacron, Melamine and Glyptal are condensation polymers.
Dacron ( also known as terylene) is a polyester made by condensation polymerisation of ethylene glycol and dimethyl terephthalate.
Glyptal is a copolymer of ethylene glycol and phthalic acid.
Melamine ( or formaldehyde melamine polymer) is obtained from condensation polymerisation of melamine with formaldehyde.

Test: Polymers - Question 19

The below molecule is called?

Detailed Solution for Test: Polymers - Question 19

This polymer is polyvinylchloride.

Test: Polymers - Question 20

In vulcanisarion of rubber,

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In vulcanization of rubber sulphur crosslinking is introduced.

Test: Polymers - Question 21

Bakelite is used for making

Detailed Solution for Test: Polymers - Question 21

Bakelite is used in making electrical switches.

Test: Polymers - Question 22

The correct name of the polymer below is: 

Detailed Solution for Test: Polymers - Question 22

The correct answer is Option B.
Novolac
-> Linear structure formed as a product of condensation reaction between phenol and formaldehyde with excess of phenol.
-> It is used in paints

Test: Polymers - Question 23

Rubber tree is found in

Detailed Solution for Test: Polymers - Question 23

Rubber tree is found in India.

*Multiple options can be correct
Test: Polymers - Question 24

Which of the following monomers form biodegradable polymers?

Detailed Solution for Test: Polymers - Question 24

Poly-β−hydroxybutyrate co-β− valerate (PHBV). It is obtained by the copolymerization of 3−hydroxybutyric acid and 3−hydroxypentanoic acid. PHBV is used in specially packaging orthopedic devices and in controlled release of drugs. PHBV undergoes bacterial degradation in the environment.
Nylon−2−. It is an alternating polyamide copolymer of glycine (H2​N−CH2​−COOH) and aminocaproic acid [NH2​(CH2​)5COOH] and is biodegradable.

Test: Polymers - Question 25

Which polymers occur naturally in nature

Detailed Solution for Test: Polymers - Question 25

Starch and cellulose occur naturally.

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