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Free download in PDF Class 12 Chemistry Chapter 15 Polymers Short Questions with Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like NEET, AIIMS, JIPMER etc. These short solved questions or quizzes are provided by Gkseries./p>
(1)
Which of the following polymers has ester linkage?
[A]
Nylon-66
[B]
PVC
[C]
Terylene
[D]
SER
(2)
On the basis of mode of formation, polymers can be classified
[A]
as addition polymers only
[B]
as condensation polymers only
[C]
as co-polymers
[D]
both addition and condensation polymers
Answer: both addition and condensation polymers
(3)
Which of the following is a chain-growth polymer?
[A]
proteins
[B]
starch
[C]
nucleic acid
[D]
polystyrene
(4)
Low-density polythene is prepared by
[A]
Free-radical polymerization
[B]
Cationic polymerization
[C]
Anionic polymerization
[D]
Ziegler-Natta polymerization
Answer: Free-radical polymerization
(5)
Which among the following is a synthetic polymer?
[A]
phenol-formaldehyde resin
[B]
proteins
[C]
polysaccharides
[D]
natural rubber
Answer: phenol-formaldehyde resin
(6)
Which pair of species given below produce bakelite?
[A]
phenol, methanol
[B]
phenol, NaOH
[C]
phenol, urea
[D]
phenol, formaldehyde
Answer: phenol, formaldehyde
(7)
Treatment of rubber with sulfur
[A]
annealing
[B]
vulcanization
[C]
quenching
[D]
none of these
(8)
Teflon, styrene, and neoprene are all
[A]
monomers
[B]
co-polymers
[C]
homopolymers
[D]
condensation polymers
(9)
Which of the following contains isoprene units?
[A]
natural rubber
[B]
Nylon-6, 6
[C]
polyethylene
[D]
Dacron
(10)
PVC as obtained after polymerization is
[A]
soft and pliable
[B]
hard, brittle, and transparent
[C]
hard and infusible
[D]
none of these
Answer: hard and infusible
(11)
The compound used in the manufacture of terylene
[A]
ethylene
[B]
vinyl chloride
[C]
ethylene glycol
[D]
adipic acid
(12)
A polymer of methylene chloride and sodium polysulfide is?
[A]
Thiokol
[B]
Melamine
[C]
Glyptal
[D]
Perlon L
(13)
Which of the following is not made of polyamides?
[A]
nylon
[B]
natural silk
[C]
wool
[D]
artificial silk
(14)
Which one of the following is used to make nonstick cookware?
[A]
PVC
[B]
polystyrene
[C]
polythene (terephthalate)
[D]
polytetrafluoroethylene
Answer: polytetrafluoroethylene
(15)
The synthetic polymer prepared from caprolactam is known as
[A]
Teflon
[B]
Nylon-6
[C]
Nylon-610
[D]
Terylene
(16)
Which one of the following is not an example of a chain-growth polymer?
[A]
neoprene
[B]
Buna-S
[C]
PMMA
[D]
glyptal
(17)
Which of the following is a copolymer?
[A]
Nylon 6, 6
[B]
polyethylene
[C]
PMMA
[D]
Nylon-6
(18)
F2C=CF2 is a monomer of
[A]
Teflon
[B]
glyptal
[C]
Nylon-6
[D]
Buna - S
[A]
2-methylpropene
[B]
styrene
[C]
propylene
[D]
ethene
(20)
Ebonite is
[A]
natural rubber
[B]
synthetic rubber
[C]
highly vulcanized rubber
[D]
polypropene
Answer: highly vulcanized rubber
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