We have compiled the NCERT MCQ Questions for Class 12 Chemistry Chapter 15 Polymers with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 12 Chemistry with Answers on a daily basis and score well in exams. Refer to the Polymers Class 12 MCQs Questions with Answers here along with a detailed explanation.
Polymers Class 12 MCQs Questions with Answers
Question 1.
Monomer of [-(CH3)2 C CH3-]
(a) 2-Methyl propene
(b) Styrene
(c) Propylene
(d) ethene.
Answer
Answer: (c) Propylene
Question 2.
Bakelite is
(a) addition polymer
(b) elastomer
(c) thermoplastic
(d) thermosetting.
Answer
Answer: (d) thermosetting.
Question 3.
Buna-Sis
(a) natural polymer
(b) synthetic polymer
(c) sulphur polymer
(d) none of these.
Answer
Answer: (b) synthetic polymer
Question 4.
The S in Buna-S refers to
(a) sodium
(b) sulphur
(c) styrene
(d) just a trade name.
Answer
Answer: (c) styrene
Question 5.
The repeating units of PTFE is
(a) Cl2CH—CH3
(b) F2C = CF2
(c) F3C—CF3
(d) FCIC = CF2.
Answer
Answer: (b) F2C = CF2
Question 6.
The inter-particle forces between linear chains in Nylon-66 are
(a) H-bonds
(b) covalent bonds
(c) ionic bonds
(d) unpredictable.
Answer
Answer: (a) H-bonds
Question 7.
Nylon-66 is a polyamide of
(a) vinyl chloride and formaldehyde
(b) adipic acid and methyl amine
(c) adipic acid and hexamethylene diamine
(d) formaldehyde and malamine.
Answer
Answer: (c) adipic acid and hexamethylene diamine
Question 8.
Which of the following is not a condensation polymer?
(a) Glyptal
(b) Nylon-66
(c) Dacron
(d) PTFE
Answer
Answer: (d) PTFE
Question 9.
Which of the following is a condensation polymer?
(a) Polystyrene
(b) Neoprene
(c) PAN
(d) Poly (ethylene glycol phthalate)
Answer
Answer: (d) Poly (ethylene glycol phthalate)
Question 10.
The monomer of PVC is
(a) ethylene x
(b) tetrafluoroethylene
(c) Chloroethene
(d) none of these.
Answer
Answer: (c) Chloroethene
Question 11.
Which of the following polymer is A copolymer?
(a) Pqlyprene
(b) Nylon-66
(c) PVC
(d) Teflon
Answer
Answer: (b) Nylon-66
Question 12.
Which of the following polymer is a homopolymer?
(a) Bakelite
(b) Nylon-66
(c) Terylene
(d) Neoprene
Answer
Answer: (d) Neoprene
Question 13.
Which of the following types of polymers has the strongest inter particle forces?
(a) Elastomers
(b) Thermoplastics
(c) Fibres
(d) Thermosetting polymers
Answer
Answer: (d) Thermosetting polymers
Question 14.
Caprolactum is the starting material for
(a) Nylon-6
(b) Terylene
(c) Nylon-6, 10
(d) Nylon
Answer
Answer: (a) Nylon-6
Question 15.
Natural rubber is a polymer of
(a) Butadiene
(b) Ethylene
(c) Styrene
(d) Isoprene
Answer
Answer: (d) Isoprene
Question 16.
Synthetic polymer prepared by using ethylene glycol and terephthalic acid is known as: .
(a) Teflon
(b) Terylene
(c) Nylon
(d) PVC
Answer
Answer: (b) Terylene
Question 17.
Bakelite is obtained from phenol by reacting with
(a) Ethanal
(b) Methanal
(c) Vinyl chloride
(d) Ethyleneglycol.
Answer
Answer: (b) Methanal
Question 18.
Which of the following is a Copolymer?
(a) Buna-S
(b) PVC
(c) Orion
(d) Neoprene
Answer
Answer: (a) Buna-S
Question 19.
Which of the following is a natural fibre?
(a) Starch
(b) Cellulose
(c) Rubber
(d) Nylon-6.
Answer
Answer: (c) Rubber
Question 20.
Which of the following is used in paints.
(a) Nylon
(b) Terylene
(c) Glyptal
(d) Chlroprene.
Answer
Answer: (c) Glyptal
Question 21.
Which is not a polymer?
(a) Sucrose
(b) Enzyme
(c) Starch
(d) Teflon.
Answer
Answer: (a) Sucrose
Question 22.
Which of the following is a fully flourinated polymer?
(a) Teflon
(b) Neoprene
(c) Thiokol
(d) PVC
Answer
Answer: (a) Teflon
Question 23.
Orion has a unit of
(a) Vinyl Cyanide
(b) acrolein
(c) glycol
(d) isoprene
Answer
Answer: (a) Vinyl Cyanide
Question 24.
Which of the following is a polyamide?
(a) Teflon
(b) Nylon-66
(c) Terylene
(d) Bakelite.
Answer
Answer: (b) Nylon-66
Question 25.
Which of the following is a biodegradable polymer?
(a) Cellulose
(b) Polyethene
(c) Polyvinyl chloride
(d) Nylon-6.
Answer
Answer: (a) Cellulose
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