CBSE Class 12 Polymer with Answers Multiple Choice Questions with Answers. MCQ Questions Class 12 Polymer with Answers with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 12 Polymer with Answers MCQs with Answers to know their preparation level.
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MCQ Questions Class 12 Polymer with Answers - Set - 1
Question 1:
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
Correct Answer – (A)
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
Correct Answer – (B)
Question 3:
Which of the following organic compounds polymerizes to form the polyester dacron?
(a) Propylene and para HO—(C6H4)—OH
(b) Benzoic acid and ethanol
(c) Terephthalic acid and ethylene glycol
(d) Benzoic acid and para HO—(C6H4)—OH
Correct Answer – (C)
Question 4:
Natural rubber has
(a) alternate cis- and trans-configuration
(b) random cis- and trans-configuration
(c) all cis-configuration
(d) all trans-configuration
Correct Answer – (C)
Question 5:
The polymer that is used as a substitute for wool in making commercial fibres is
(a) melamine
(b) nylon-6, 6
(c) polyacrylonitrile
(d) buna-N
Correct Answer – (C)
MCQ Questions Class 12 Polymer With Answers
Question 6:
The S in buna-S refers to
(a) Sulphur
(b) Styrene
(c) Sodium
(d) Salicylate
Correct Answer – (B)
Question 7:
Bakelite is an example of
(a) elastomer
(b) fibre
(c) thermoplastic
(d) thermosetting
Correct Answer – (D)
Question 8:
Caprolactam is used for the manufacture of
(a) teflon
(b) terylene
(c) nylon 6, 6
(d) nylon 6.
Correct Answer – (D)
Question 9:
Regarding cross-linked or network polymers, which of the following statements is incorrect?
(a) They contain covalent bonds between various linear polymer chains.
(b) They are formed from bi- and tri-functional monomers.
(c) Examples are bakelite and melamine.
(d) They contain strong covalent bonds in their polymer chains
Correct Answer – (D)
Question 10:
Which of the following is a natural polymer?
(a) cis-1, 4-polyisoprene
(b) poly (Butadiene-styrene)
(c) polybutadiene
(d) poly (Butadiene-acrylonitrile)
Correct Answer – (A)
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