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mcq on Polymers. We covered all the mcq on Polymers in this post for free so that you can practice well for the exam.
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mcq on Polymers for NEET Students
Where is polyurethane commonly applied?
a) In cushioning materials and thermal insulation for buildings
b) For manufacturing car bumpers
c) In adhesive production
d) As a component in paints
Option a – In cushioning materials and thermal insulation for buildings
Which of the following statements about HDPE is incorrect?
a) It is formed by linear addition polymerization
b) Ethene is its monomer
c) It possesses a low melting temperature
d) It is known as a coordination polymer
Option c – It possesses a low melting temperature
Which of the following is a false statement about SBR?
a) It is formed from a single type of monomer
b) It belongs to the elastomer category
c) It is a copolymer
d) It is used in bubble gum manufacturing
Option a – It is formed from a single type of monomer
PVC falls under which type of polymer based on intermolecular forces?
a) Elastomers
b) Fibers
c) Thermoplastics
d) Thermosets
Option c – Thermoplastics
How many of the following are examples of homopolymers? Polystyrene, Teflon, Buna-N, Neoprene rubber, Orlon, Nylon-6,6
a) 2
b) 3
c) 4
d) 5
Option c – 4
Which polymer involves a diene monomer in its formation?
a) Buna-N
b) Dextron
c) PAN
d) Nylon-6
Option a – Buna-N
Which material is not categorized as a semi-synthetic polymer?
a) Viscose rayon
b) Acetate rayon
c) Cuprammonium silk
d) Linen
Option d – Linen
The repeating unit of PVC contains how many carbon atoms?
a) 1
b) 2
c) 3
d) 4
Option b – 2
Identify the polymer that follows the step-growth mechanism.
a) Polyacrylonitrile
b) Polyisoprene
c) Nylon-6,6
d) Polythene
Option c – Nylon-6,6
Which fiber is blended with cotton to produce terrycot fabric?
a) Nylon-6
b) Dacron
c) Orlon
d) PVC
Option b – Dacron
Which of the following is incorrect about dextron?
a) One of its monomers is 3-hydroxybutanoic Acid
b) It is formed through a condensation reaction involving water elimination
c) It is biodegradable
d) It has ester bonds in its backbone
Option a – One of its monomers is 3-hydroxybutanoic Acid
Choose the incorrect statement.
a) Thermoplastics cannot be reshaped or reused
b) Thermosets have cross-linked structures
c) Thermoplastics have linear or branched chains
d) Thermosets are not reusable
Option a – Thermoplastics cannot be reshaped or reused
Which catalyst is used to produce butyl rubber?
a) Anhydrous AlCl₃
b) Oxygen
c) Zinc acetate and antimony trioxide
d) Titanium chloride and triethylaluminum
Option a – Anhydrous AlCl₃
Which polymer has a branched structure?
a) Polypropylene
b) PVC
c) Melamine
d) Bakelite
Option a – Polypropylene
The repeating unit of butyl rubber contains how many double bonds?
a) 0
b) 1
c) 2
d) 3
Option b – 1
PAN and terylene are commercially referred to as ……… and ……… respectively.
a) Orlon, Dacron
b) Dacron, Teflon
c) Teflon, Dacron
d) Saran, Orlon
Option a – Orlon, Dacron
Classify the following Polymers:
I. Polystyrene
II. Dacron
III. Orlon
a) I: chain-growth; II: step-growth; III: step-growth
b) I: chain-growth; II: chain-growth; III: step-growth
c) I: chain-growth; II: step-growth; III: chain-growth
d) I: step-growth; II: step-growth; III: chain-growth
Option c – I: chain-growth; II: step-growth; III: chain-growth
Why do nylon fibers exhibit high tensile strength?
a) Due to van der Waals attractions
b) Due to hydrogen Bonding
c) Due to ionic interactions
d) Due to coordinate Bonding
Option b – Due to hydrogen Bonding
Which of these are branched-chain Polymers?
I. Polyvinyl chloride
II. Novolac
III. Low-density polythene
IV. High-density polythene
a) I and II
b) II and IV
c) III
d) IV
Option c – III
Which material is commonly used in the soles of footwear?
a) Bakelite
b) Buna-N
c) Dynel
d) Teflon
Option b – Buna-N
Choose the elastomer from the list.
a) Buna-S
b) Dextron
c) Terylene
d) PVC
Option a – Buna-S
Which polymer is formed from a single repeating unit?
a) Nomex
b) Saran
c) Lexan
d) Superglue
Option d – Superglue
Select the biodegradable Polymers.
a) PVC, polystyrene, glyptal
b) Nylon-6,6, PAN, thiokol
c) Dextron, PHBV, nylon-2-nylon-6
d) Polyester, Buna-N, Teflon
Option c – Dextron, PHBV, nylon-2-nylon-6
Polyamide condensation Polymers include:
a) Thiokol and Dynel
b) Glyptal and Superglue
c) Kevlar and Nomex
d) Lexan and Saran
Option c – Kevlar and Nomex
In which polymer does each repeating unit contain two heteroatoms?
a) Nylon-6
b) PAN
c) Neoprene
d) PVC
Option a – Nylon-6
Arrange these Polymers in increasing order of intermolecular forces: Nylon-6,6, Buna-S, Polythene
a) Buna-S < Polythene < Nylon-6,6
b) Nylon-6,6 < Polythene < Buna-S
c) Buna-S < Nylon-6,6 < Polythene
d) Polythene < Buna-S < Nylon-6,6
Option a – Buna-S < Polythene < Nylon-6,6
Synthetic hair wigs are prepared using a polymer made from vinyl chloride and acrylonitrile. What is this polymer?
a) Kevlar
b) Polyacrylonitrile
c) Glyptal
d) Dynel
Option d – Dynel
Which of the following describes the vulcanization of rubber correctly?
a) Sulfur bonds are added only at the polymer chain ends
b) It enhances the elasticity and strength of rubber
c) Involves heating rubber with carbon
d) Produces a soft and tacky substance
Option b – It enhances the elasticity and strength of rubber
What material is used to manufacture bulletproof glass and protective helmets?
a) Saran
b) Dynel
c) Lexan
d) Thiokol
Option c – Lexan
Identify the polymer that does not soften upon heating.
a) Bakelite
b) Polythene
c) Polystyrene
d) PVC
Option a – Bakelite
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