Check the below NCERT MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers Pdf free download. MCQ Questions for Class 12 Chemistry with Answers were prepared based on the latest exam pattern. We have provided Polymers Class 12 Chemistry MCQs Questions with Answers to help students understand the concept very well.
Polymers Class 12 MCQs Questions with Answers
Polymer Chemistry MCQ With Answers Pdf Chapter 15 Class 12 Question 1.
Bakelite is an example of
(a) elastomer
(b) fibre
(c) thermoplastic
(d) thermosetting
Answer
Answer: (d) thermosetting
MCQ On Polymers Chapter 15 Class 12 Question 2.
Arrange the following polymers is an increasing order of intenqolecular forces: fibre, plastic, elastomer
(a) Elastomer < Fibre < Plastic
(b) Elastomer < Plastic < Fibre
(c) Plastic < Elastomer < Fibre
(d) Fibre < Elastomer < Plastic
Answer
Answer: (b) Elastomer < Plastic < Fibre
MCQ On Polymer Chemistry Pdf Chapter 15 Class 12 Question 3.
The correct structure of monomers of buna-S is
Answer
Answer: (c)
Polymer MCQ With Answers Chapter 15 Class 12 Question 4.
The S in buna-S refers to
(a) Sulphur
(b) Styrene
(c) Sodium
(d) Salicylate
Answer
Answer: (b) Styrene
MCQ On Polymers Class 12 Chapter 15 Question 5.
Identify the type of polymer
(i) -A-A-A-A-A-A-
(ii) -A-B-B-A-A-A-B-A-
(a) (i) Homopolymer, (ii) Copolymer
(b) (i) Natural polymer, (ii) Synthetic polymer
(c) (i) Linear polymer, (ii) Branched polymer
(d) (i) Fibre, (ii) Elastomer
Answer
Answer: (a) (i) Homopolymer, (ii) Copolymer
MCQ On Polymer Chapter 15 Class 12 Question 6.
Which of the following are thermoplastic polymers?
(a) Polythene, urea-formaldehyde, polyvinyls
(b) Bakelite, polythene, polystyrene
(c) Polythene, polystyrene, polyvinyls
(d) Urea-formaldehyde, polystyrene, bakelite
Answer
Answer: (c) Polythene, polystyrene, polyvinyl
MCQs On Polymers Chapter 15 Class 12 Question 7.
Glycogen, anaturally occuring polymer stored in animals is a
(a) monosaccharide
(b) disaccharide
(c) trisaccharide
(d) polysaccharide
Answer
Answer: (d) polysaccharide
Polymers MCQ Question Bank Chapter 15 Class 12 Question 8.
Nylon 6, 6 is obtained by condensation polymerisation of
(a) adipic acid and ethylene glycol
(b) adipic acid and hexamethylenediamine
(c) terephthalic acid and ethylene glycol
(d) adipic acid and phenol
Answer
Answer: (b) adipic acid and hexamethylenediamine
Polymer Chemistry MCQ With Answers Chapter 15 Class 12 Question 9.
Terylerte is a condensation polymer of ethylene glycol and
(a) benzoic acid
(b) phthalic acid
(c) dimethyl terephthalate
(d) salicylic acid
Answer
Answer: (c) dimethyl terephthalate
Polymers Questions And Answers Pdf Chapter 15 Class 12 Question 10.
Natural rubber is a polymer of
(a) 1, 1-dimethylbufadiene
(b) 2-methyl-1, 3-rbutadiene
(c) 2-chlorobuta-1, 3-diene
(d) 2-chlorobut-2-ene
Answer
Answer: (b) 2-methyl-1, 3rbutadiene
Polymers MCQs Chapter 15 Class 12 Question 11.
Heating rubber with sulphur is known as
(a) galvanisation
(b) bessemerisation
(c) vulcanisation
(d) sulphonation
Answer
Answer: (c) vulcanisation
Polymers Class 12 MCQ Chapter 15 Question 12.
Dacron is an example of
(a) polyamides
(b) polypropenes
(c) polyacrylnitrfle
(d) polyesters
Answer
Answer: (d) polyesters
Polymer MCQ Pdf Chapter 15 Class 12 Question 13.
Which of the following is a condensation polymer?
(a) Teflon
(b) PVC
(c) Polyester
(d) Neoprene
Answer
Answer: (c) Polyester
MCQ On Polymer Chemistry Chapter 15 Class 12 Question 14.
Which of the following polymers does not involve cross-linkages?
(a) Vulcanised rubber
(b) Bakelite
(c) Melamine
(d) Teflon
Answer
Answer: (d) Teflon
Polymers MCQ Pdf Chapter 15 Class 12 Question 15.
Composition of Ziegler-Natta catalyst is
(a) (Et3)3Al.TiCl2
(b) (Me)3Al.TiCl2
(c) (Et)3Al.TiCl4
(d) (Et)3Al.PtCl4
Answer
Answer: (c) (Et)3Al.TiCl4
Polymer Chemistry MCQ Chapter 15 Class 12 Question 16.
Which of the following is not an example of addition polymer?
(a) Polythene
(b) Polystyrene
(c) Neoprene
(d) Nylon 6,6
Answer
Answer: (d) Nylon 6,6
Polymer MCQs Chapter 15 Class 12 Question 17.
Teflon and neoprene are the examples of
(a) copolymers
(b) monomers
(c) homopolymers
(d) condensation polymers
Answer
Answer: (c) homopolymers
Question 18.
Which of the following sets contains only addition polymers?
(a) Polyethylene, polypropylene, terylene
(b) Polyethylene, PVC, acrilan
(c) Buna-S, nylon, polybutadiene
(d) Bakelite, PVC, polyethylene
Answer
Answer: (b) Polyethylene, PVC, acrilan
Question 19.
Which among the following is a cross-linked polymer?
(a) Polyesters
(b) Glycogens
(c) Melamine-formaldehyde
(d) Polyvinyl chloride
Answer
Answer: (c) Melamine-formaldehyde
Question 20.
Synthetic polymer prepared by using caprolactam is known as
(a) terylene
(b) teflon
(c) nylon 6
(d) neoprene
Answer
Answer: (c) nylon 6
Question 21.
Polymer which has amide linkage is
(a) nylon-6, 6
(b) terylene
(c) teflon
(d) bakelite
Answer
Answer: (a) nylon-6, 6
Question 22.
Which of the following is not an example of rubber?
(a) Polychloroprene
(b) Buna-N
(c) Butadiene-styrene copolymer
(d) Polyacrylonitrile
Answer
Answer: (d) Polyacrylonitrile
Question 23.
Which of the following polymers does not have vinylic monomer units?
(a) Acrilan
(b) Nylon
(c) Polystyrene
(d) Neoprene
Answer
Answer: (b) Nylon
Question 24.
cis-Polyisoprene possesses elastic property because
(a) It is soft and soluble in non-polar solvent
(b) It is unsaturated and porous
(c) It has a coiled structure and chains held together by weak van der waals forces
(d) It has fibrous structure and reactive sites at various double bonds
Answer
Answer: (c) It has a coiled structure and chains held together by weak van der waals forces
Question 25.
The monomers used in addition polymerisation through free radical should be very pure because
(a) the traces of impurities act like inhibitors resulting in short chain polymers
(b) the impurities result in formation of different products
(c) the polymer formed is impure
(d) catalyst does not function in presence of impurities
Answer
Answer: (a) the traces of impurities act like inhibitors resulting in short chain polymers
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