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Polymers Practice Quiz - 1 - Class 9 MCQ


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25 Questions MCQ Test - Polymers Practice Quiz - 1

Polymers Practice Quiz - 1 for Class 9 2024 is part of Class 9 preparation. The Polymers Practice Quiz - 1 questions and answers have been prepared according to the Class 9 exam syllabus.The Polymers Practice Quiz - 1 MCQs are made for Class 9 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Polymers Practice Quiz - 1 below.
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Polymers Practice Quiz - 1 - Question 1

Macromolecules are one of the following

Detailed Solution for Polymers Practice Quiz - 1 - Question 1

Polymers are higher molecular weight macromolecules.

Polymers Practice Quiz - 1 - Question 2

Addition polymers formed by the polymerisation of a single monomeric species

Detailed Solution for Polymers Practice Quiz - 1 - Question 2

When single monomer is present polymer is homopolymer.

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Polymers Practice Quiz - 1 - Question 3

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

Detailed Solution for Polymers Practice Quiz - 1 - Question 3

Since only one monomer unit is present so it is Homopolymer.

Polymers Practice Quiz - 1 - Question 4

What is the nature of glucose – glucose linkage in starch that makes its so susceptible to acid hydrolysis

Detailed Solution for Polymers Practice Quiz - 1 - Question 4

Glucose glucose linkage in starch is acetal linkage.

Polymers Practice Quiz - 1 - Question 5

Cellulose, starch, resins and rubber belong to one of the following category of polymers

Detailed Solution for Polymers Practice Quiz - 1 - Question 5

They all are natural polymers.

Polymers Practice Quiz - 1 - Question 6

Which of the following is used as for manufacturing conveyor belts, gaskets and hoses.

Detailed Solution for Polymers Practice Quiz - 1 - Question 6

Neoprene is used in the manufacturing of Conveyor belts and hoses.

*Multiple options can be correct
Polymers Practice Quiz - 1 - Question 7

Which of the following polymers can have strong intermolecular forces?

Detailed Solution for Polymers Practice Quiz - 1 - Question 7

(a, d) Nylon and polyester are thread forming fibres which possesses high tensile strength and high melting point. They have strong intermolecular forces like hydrogen bonding.

Polymers Practice Quiz - 1 - Question 8

Non – stick surface coated utensils

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Teflon is used in making non stick utensil surface.

Polymers Practice Quiz - 1 - Question 9

The copolymerisation of 1, 3 – butadiene and acrylonitrile

Detailed Solution for Polymers Practice Quiz - 1 - Question 9

Copolymerisation of 1, 3 butadiene and acrylonitrile gives Buna N.

Polymers Practice Quiz - 1 - Question 10

In which of the following polymers ethylene glycol is one of the monomer units?

Detailed Solution for Polymers Practice Quiz - 1 - Question 10

Formation of Dacron involves ethylene glycol and terephthalic acid as monomer unit.

Polymers Practice Quiz - 1 - Question 11

The polymer with the amide linkage is

Detailed Solution for Polymers Practice Quiz - 1 - Question 11

Nylon has amide linkage.

Polymers Practice Quiz - 1 - Question 12

Repeated addition of monomer molecule possessing double or triple bonds, in this case, propene, forms

Detailed Solution for Polymers Practice Quiz - 1 - Question 12

This will form Polypropene.

Polymers Practice Quiz - 1 - Question 13

Some polymers are called thermoplastic polymers because

Detailed Solution for Polymers Practice Quiz - 1 - Question 13

Thermoplastic polymer get soften on heating and gets harden on cooling.

Polymers Practice Quiz - 1 - Question 14

The commercial name of polyacrylonitrile is ______________.

Detailed Solution for Polymers Practice Quiz - 1 - Question 14

Commercial name of polyacrylonirile is Orlon.

Polymers Practice Quiz - 1 - Question 15

Wrapping material among the following is

Detailed Solution for Polymers Practice Quiz - 1 - Question 15

Polystyrene is used in making wrapping material.

Polymers Practice Quiz - 1 - Question 16

The condensation of hexamethylene diamine with adipic acid forms

Detailed Solution for Polymers Practice Quiz - 1 - Question 16

For nylon 6, 6 hexamethylenediamine and adipic acid are monomer unit.

Polymers Practice Quiz - 1 - Question 17

Intermolecular forces of thermoplastic polymers are

Detailed Solution for Polymers Practice Quiz - 1 - Question 17

Intermolecular forces are intermediate between elastomers and fibres.

Polymers Practice Quiz - 1 - Question 18

Natural rubber is

Detailed Solution for Polymers Practice Quiz - 1 - Question 18

Natural Rubber is polyisoprene.

Polymers Practice Quiz - 1 - Question 19

One of the following is used in the making of rain coats

Detailed Solution for Polymers Practice Quiz - 1 - Question 19

PVC is used in making rain coats.

Polymers Practice Quiz - 1 - Question 20

Buna – N is a polymer which is stretchable because of one of the following. Choose the most appropriate.

Detailed Solution for Polymers Practice Quiz - 1 - Question 20

Buna N is polymer which is stretchable due to weakest intermolecular forces.

Polymers Practice Quiz - 1 - Question 21

PHBV is developed because :

Detailed Solution for Polymers Practice Quiz - 1 - Question 21

PHBV is used to reduce accumulation of the synthetic solid polymer waste.

Polymers Practice Quiz - 1 - Question 22

Hexamethylenediamine with adipic acid to manufacture Nylon 6, 6 needs the following conditions to proceed.

Detailed Solution for Polymers Practice Quiz - 1 - Question 22

Formation of Nylon 6,6 is done at high Pressure and high temperature.

Polymers Practice Quiz - 1 - Question 23

Cellulose is polymer of

Detailed Solution for Polymers Practice Quiz - 1 - Question 23

Cellulose is polymer of Glucose.

Polymers Practice Quiz - 1 - Question 24

Bakelite is obtained from phenol by reacting with

Polymers Practice Quiz - 1 - Question 25

Copolymerisation of 1, 3 – butadiene and acrylonitrile needs

Detailed Solution for Polymers Practice Quiz - 1 - Question 25

Copolymerisation of 1,3-butadiene and acrylonitrile requirw peroxide catalyst.

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