Class 12 Chemistry Chapter 15 Polymers MCQs | Class 12 Chemistry Chapter 15 Polymers Short Questions and Answers

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Questions
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

Answer: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

Answer:buna-S
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

Answer: PVC
6
A 2-methyl propene
B styrene
C propylene
D ethene

Answer:2-methyl propene
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

Answer: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

Answer: Silk
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

Answer: dynel
14 Which of the following natural products is not a polymer ?
A DNA
B Cellulose
C ATP
D Urease

Answer: ATP
15
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

Answer: 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

Answer: Rayon
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

Answer: nylon 2-nylon 6
19 Which one of the following is not a condensation polymer?
A Melamine
B Glyptal
C Dacron
D Neoprene

Answer: Neoprene
20 Of the following which one is classified as polyester polymer?
A Bakelite
B Melamine
C Nylon-66
D Terylene

Answer: Terylene

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