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Free download in PDF Class 12 Chemistry Chapter 15 Polymers Short Questions and 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)
Gutta parcha rubber is:
[A]
a trans-1,4-polyisoprene polymer
[B]
a very hard material
[C]
a synthetic polymer
[D]
all of the above
(2)
Perspex or plexiglass is a polymer of:
[A]
methyl methylacrylate
[B]
methylacrylate
[C]
acrylonitrile
[D]
none of the above
Answer: methyl methylacrylate
(3)
Example of addition polymer is:
[A]
buna-S
[B]
bakelite
[C]
nylon-6
[D]
malamac
(4)
Glyptal or alkyd is polymer of:
[A]
ethylene glycol and phthalic acid
[B]
ethylene and ohthalic acid
[C]
phthalic acid and acetylene
[D]
none of the above
Answer: ethylene glycol and phthalic acid
(5)
Polymerisation of chloroethylene gives the polymer:
[A]
polythene
[B]
PVC
[C]
teflon
[D]
nylon
[A]
2-methyl propene
[B]
styrene
[C]
propylene
[D]
ethene
(7)
Nylon-6, 10 is a polymer of:
[A]
hexamethylene and adipic acid
[B]
hexamethylene and sebacic acid
[C]
caprolactam
[D]
none of the above
Answer: hexamethylene and sebacic acid
(8)
Of the following which one is classified as polyster polymer ?
[A]
Bakelite
[B]
Melamine
[C]
Nylon-66
[D]
Terylene
(9)
Melamine plastic crockery is a copolymer of:
[A]
HCHO and melamine
[B]
HCHO and ethylene
[C]
Melamine and ethylene
[D]
None of the above
Answer: HCHO and melamine
(10)
Terylene is a condensation polymer of ethylene glycol and
[A]
benzoic acid
[B]
phthalic acid
[C]
salicylic acid
[D]
terephthalic acid
Answer: terephthalic acid
(11)
Bakelite is prepared by the reaction between
[A]
urea and formaldehyde
[B]
ethylene glycol
[C]
phenol and formaldehyde
[D]
tetramethylene glycol
Answer: phenol and formaldehyde
(12)
Which one is protein fibre ?
[A]
Cotton
[B]
Rayon
[C]
Silk
[D]
Polyster
(13)
Synthetic human hair wigs are made from a copolymer of vinyl chloride and acrylonitrile and is called:
[A]
PVC
[B]
polyacrylonitrile
[C]
cellulose
[D]
dynel
(14)
Which of the following natural products is not a polymer ?
[A]
DNA
[B]
Cellulose
[C]
ATP
[D]
Urease
[A]
copolymer
[B]
additional polymer
[C]
thermo-setting polymer
[D]
homopolymer
Answer: Co factors of enzymes
(16)
Thermoplastics are:
[A]
linear polymers
[B]
soften or melt on heating
[C]
molten polymer can be moulded in desired shape
[D]
all of the above
(17)
Which can absorb over 90% of its own mass of water and does not stick to wound ?
[A]
Rayon
[B]
Gun cotton
[C]
Thiokol
[D]
Saran
(18)
Biodegradable polymer which can be produced from glycine and aminocaproic acid is
[A]
nylon 2-nylon 6
[B]
PHBV
[C]
buna-N
[D]
nylon-6, 6
(19)
Which one of the following is not a condensation polymer?
[A]
Melamine
[B]
Glyptal
[C]
Dacron
[D]
Neoprene
(20)
Of the following which one is classified as polyester polymer?
[A]
Bakelite
[B]
Melamine
[C]
Nylon-66
[D]
Terylene
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