Download - 02 Polymers Question Bank
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QUESTION BANK
1. Which of the following is an example of additional polymerization?1) Proteins 2) Teflon 3) Nylon -66 4) Glyptal
2. Which of the following is an example of condensation polymerization?1) PVC 2) BUNA rubber 3) Dacron 4) Latex
3. Which of the following type of forces are present in Nylon- 6,6?1) Van der Waals forces of attraction 2) Hydrogen bonding3) Three dimensional network of bonds 4) Metallic bonding
4. The fibre obtained by the condensation of hexamethylene diamine and adipic acid is1) Dacron (2) Nylon 6,6 3) Rayon (4) Teflon
5. Polymeristion in which two or more chemically different monomers take part is called :(1) Addition polymersiation (2) Copolymerisation(3) Chain polymerisation (4) Homopolymerisation
6. Terylene is :(1) An addition polymer with a benzene ring in every repeating unit(2) A condensation polymer with a benzene ring in every repeating unit(3) An addition polymer with two carbon atoms in every repeating unit(4) A condensation polymer with two nitrogen atmos in every repeating unit
7. Which of the following is used in the preparation of nylon-6,6?1) Adipic acid 2) Butadiene 3) Isoprene 4) Ethylene
8. Polyacrylates contain the linkages of1) Amides 2) Esters 3) Acids 4) Alcohols
9. Which of the following has an ester linkage?1) Nylon-6,6 2) Dacron 3) PVC 4) Bakelite
10. The monomer of nylon -6 is1) Cyclohexane 2) Caprolactam 3) Ethylene glycol 4) Amino acid
11. A high molecular weight molecule built from a large number of simple molecules is calleda1) Monomer 2) Isomer 3) Polymer 4) Tautomer
12. A high molecular weight molecule which does not contain repeating structural units iscalled a1) Polymer 2) Macromolecule 3) Both 1 & 2 4) None of the above
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KAB Educational ConsultantsConsultants for: MBBS, BDS, B.Tech., B.Pharmacy, MBA, MCA Admissions
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13. Which of the following is an elastomer?1) Vulcanized rubber 2) Dacron3) Polystyrene 4) Malamine
14. Which of the following is not a natural polymer?1) Proteins 2) Polysaccharides3) Cotton 4) Phenol- formaldehyderesin
15. Which of the following is synthetic polymer1) Starch 2) Cellulose 3) RNA 4) Terylene
16. Which of the following is an example of fibre polymer?1) Rubber 2) Nylon-6,6 3) PVC 4) Bakelite
17. Which of the following is an example of thermo plastic polymer?1) Bakelite 2) Polysiloxanes 3) Sealing Wax 4) All
18. Bakelite is an example of1) Elastomer 2) Fibre 3) Thermoplastic 4) Thermosetting polymer
19. Dacron is an example of1) Elastomer 2) Fibre 3) Thermoplastic 4) Thermosetting polymer
20. Which of the following is a natural polymer?1) Polythene 2) Polysaccharides 3) Nylon -6 4) Terylene
21. Which of the following polymers has ester linkage?1) Nylon 2) Bakelite 3) Terylene 3) PVC
22. Which of the following polymers does not involve cross linkages?1) Bakelite 2) Melamine 3) Polythene 4) Vulcanized rubber
23. Which of the following polymers has the empirical formula identical with that of itsmonomer?1) Teflon 2) Nylon -66 3)Dacron 4) Bakelite
24. Terylene is a1) Polymide 2) Polyester3) Polyether 4)Longchain hydrocarbon
25. Polymer obtained by condensation polymerization is1) Polythene 2) Teflon 3) PVC 4) Bakelite
26. The weakest interparticle forces are present in1) Thermosetting polymers 2) Thermoplastic polymers3) Fibers 4) Elastomers
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KAB Educational ConsultantsConsultants for: MBBS, BDS, B.Tech., B.Pharmacy, MBA, MCA Admissions
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27. Which of the following is an example of condensation polymers?(1) Polythene (2) PVC (3) Orlon (4) Terylene
28. Which of the following is common cationic polymerization initiator1) BF3 2) AlCl3 3) SnCl4 4) All
29. Dicarboxylic acids react with diols to form which type of copolymer1) Random 2) Alternating 3) Block 4) Graft
30. Which of the following type of forces are present in natural rubber ?1) Weakest intermolecular forces 2) Hydrogen bonding3) Three dimensional network of bonds 4) Metallic bonding
31. Which of the following is thermoplastic?1) PVC 2) Polystyrene 3) Sealing Wax 4) All of the above
32. Polystyrene is an example of1) Elastomer 2) Fibre3) Cation polymerisation polymer 4) Thermosetting polymer
33. Teflon is an example of polymer which is a / an1) Polyamide 2) Addition Ploymer3) Polyster 4) Formaldehyderesin
34. The natural occurring polymer among the following is1) Rayon 2) Nylon -6 4) Decron 4) Proteins
35. Which of the following is an example of thermo setting polymer?1) Sealing Wax 2) Nylon -66 3) PVC 4) Bakelite
36. Thermoplastics are1) Liner polymers 2) Soften or melt on heating3) Molten polymer can be moulded in desired shape4) All
37. Amongst the following the barnched chain polymer is1) PVC 2) Plyester3) Low density polythene 4) Nylon - 66
38. Which among the following is a chain- growthPolymer?1) Nylon 3) Bakelite 3) Terylene 4) Teflon
39. Which among the following is a step- growth polymer?1) PTFE 3) PVC 3) Polyester 4) Polythene
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KAB Educational ConsultantsConsultants for: MBBS, BDS, B.Tech., B.Pharmacy, MBA, MCA Admissions
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40. Nylon-6, 6 is obtained by condensation polymerization of1) Adipic acid and hexamethylene diamine2) Phenol and formaldehyde3) Terephthalic acid and ethylene glycol4) Sebacic acid and hyxamethylene
41. The monomer of natural rubber is1) Butadiene 2) Chloreprene 3) Isoprene 4)Butadiene and Styrene
42. Which of the following contains isoprene units?1) Natural rubber 2) Nylon - 663) Polyethylene 4) Dacron
43. Transform of rubber is called1) Isoprene 2) Neoprene 3) Gutta percha 4) Glyptal
44. Natural rubber is a :1) Trans isomar 2) Cis isomar 3) Recemic mixture4) Equal amount of Cis and trans
45. The empirical formula of natural rubber is1) C3H5 2) C5H8 3) C5H3 4) C8H5
46. The process involving heating of rubber with sulphur is called1) Galvanisation 2) Vulcanization3) Bessemerisation 4) Sulphonation
47. The tensile strength, elasticity and resistance to abrasion can be incresed by a processcalled1) Galvanisation 2) Vulcanization 3) Bessemerisation 4) Sulphonation
48. The process of vulcanization was introduced by1) Charles Goodyear 2) Kolbe3) Wohler 4) Zeigher
49. In vulcanization of rubber,1) Sulphur reacts to form a new compound2) Sulphur cross links are introduced3) Sulphur forms a very thin protective layer over rubber4) All
50. The synthetic polymer which resemblesnatural rubber is1) Neoprene 2) Buna-S 3)Nylon 4) Rayon
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51. The S in Buna- S refers to1) Sulphur 2)Styrene 3) Sodium 4) Just a trade name
52. Buna-S is a copolymer of1) Styrene and 1,3- butadiene 2) Styrene and ethylene3) 1,3- butadiene and ethylene 4) 1, 3 - butadiene and acrylonitrile
53. For natural polymers PDI is generally1) 0 2) 1 3) 100 4) 1000
54. nM and wM of a synthetic polymer are related as
1 n wM M 2) n wM M 3) n wM M 4) n wM M55. The most common type of molecular weights used in the case of polymers is
1) Number average molecular weight method2) z - average molecular weight method3) viscosity average molecular weight method 4) All
56. Artificial silk is a1) Polypeptide 2) Polysaccharide 3) Polythene 4) Polyvinyl chloride
57. The biodegradable polymer, Nylon -2 - Nylon - 6 is formed by the condensation of glycineand1) acrylonitrile 2) amino caproic acid 3) alanine 4) adipic acid
58. An example of natural biopolymer is1) Teflon 2) Nylon -66 3) Rubber 4) DNA
59. Proteins are polyamides of1) amino acids 2) amino acids3) hydroxy acids 4) keto acids
60. Cellulose is a polymer of1) galactose 2) cosglu e 3) galactose 4) cosglu e
61. Which of the following monomer in excess makes PHBV more flexible1) hydroxy butanoic acid 2) hydroxy butanoic acid3) hydroxy pentanoic acid 4) hydroxy pentanoic acid
62. Which of the following is used as life saving substance as blood plasma1) Cellulose 2) Teflon 3) Bakelite 4) Polyvinyl pyrrolidone
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KAB Educational ConsultantsConsultants for: MBBS, BDS, B.Tech., B.Pharmacy, MBA, MCA Admissions
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63. Polymer used in making capsules1) Poly glycolic acid 2) Poly lactic acid3) Nylon -2- Nylon-6 4) PHBV
64. The polymer used for post operative stitches1) Glycolic acid 2) Poly lactic acid3) Nylon -2- Nylon-6 4) PHBV
65. Neoprene is1) Polyster 2) Polyamide 3) Polysaccharide 4) Polyhalodiene
66. Acrylonitrile forms :(1) Terylene (2)Orlon (3) PVC (4) Bakelite
67. Chloroprene is used in making(1) Synthetic rubber (2) Plastic(3) Petrol (4) All of the above
68. 1, 3 - butadiene and acrylonitrile undergo copolymerization to give1) Buna - S 2) Buna - N 3) BuNa - A 4) All
69. The number average molecular mass and mass average molecular mass of a polymer arerespectively 30,000 and 40,000. The PDI of the polymer is1) < 1 2) >1 3) 1 4) 0
70. The formulae for calculating nM of a polymer is
1) NiMi
Ni 2)
NiMiMi
3)
2NiMiMi
4)
2NiMiNiMi
71. The formulae for calculating WM of a polymer
1) NiMi
Ni 2)
NiMiMi
3)
2NiMiMi
4)
2NiMiNiMi
72 Methanal and Phenol react in the presence of base to give(1) Bakelite (2) Polyethylene (3) Dcaron 4) Nylon - 6,6
73. Which of the following is used in making textiles and ropes1) Dacron 2) Perlon - L 3) Rayon 4) Both 1 & 3
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74. Which of the following is used as life saving substance i.e. blood plasma1) Polyvinyl pyrrolidone 2)Silicone polymers3) Plexi glass 4) All
75. Which of the following is used as a substitute of glass1) Glyptal 2) Urea formaldehyde resin3) PMMA 4) All
76. Monomer of PTFE is1) Ethylene 2) Propylene 3) Butadiene 4) Tetra fluoroethylene
77. The alternative name of Glyptal is1) Alkylresin 2) Phenol - formaldehyde resin3) Melamine- formaldehyde resin 4) Melmac
78. The monomer of PVC is1) Ethene 2) Chloroethene 3)Dichlorethene 4) Tetra chlorethene
79. Styarm is obtained from:1) Polymethylene 2) Polyesters3) Cellulose 4) Styrene
81. Which of the following fibre are made of polya mides ?1) Dacron 2) Orlon 3) Nylon 4) Rayon
81. Which one of the following can be used as monomer in polymerisation reaction?1) CH3CH2CI 2) CH3CH2OH 3) C6H6 4)C3H6
82. Polyethene is a resin obtained by polymerisation of(1) Butadiene (2) Ethylene (3) Isoprene (4) Propylene
83. Nylon is:(1) Polyester (2) Polyamide (3) Orlon (4) Terylene
84. Which of the following is not a synthetic polymer?(1) Polyethylene (2) PVC (3) Nylon (4) Cellophane
85. What is not true about polymers?(1) Polymers do not carry any change (2) Polymers have high viscosity(3) Polymers scatter light (4) Polymers have low molecular weight
86. Which of the following is not a synthetic polymer1) Polyisoprene 2) Polybutadiene3) Polyethylene terephathalate 4) Polyethylene
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87. Which of the following is/ are thermoplastic polymers?1) Nylon6,6 2) Bakelite 3) Polystyrene 4) Terylene
88. CH2= CH2 is a:(1) Monomer (2) Polymer (3) Isomer (4) Equimer
89. Which is not a polymer?(1) Ice (2) Starch (3) Protein (4) Cellulose
90. Teflon is a polymer of the monomer :(1) Monofluoroethene (2) Difluroethene(3) Trifluoroethene (4) Tetrafluoroethene
91. Common application of GRN in life is1) Making oil seals 2) Manufacture of hose pipes3) Tank lining 4) All
92. Which of the following is thermally stable1) Silicone polymers 2) Rayon3) Bakelite 4) Perlon - L
93. Which of the following is used in making automobile tyres and foot wear1) GRA 2) Neoprene 3) Plexi glass 4) Glyptal
94. Which one is resistant to acids and alkalies but dissolves in acetone and CS2 mixture1) Polyethene 2) Polystyrene 3) Polyvinylchloride 4) All
95. Which one is resistant to vegetable and mineral oils1) Neoprene 2) Glyptal 3) Nitrile rubber 4) Both 2 & 3
96. Which of the following is poor resistant to weather1) Polyethene 2) Polystyrene 3) PVC 4) All
97. Which of the following is resistant to petrol, lubricating oils and organic solvents1) Nitrile rubber 2) Buna - N 3) GRN 4) Any one
98. Which of the following is extreme resistance to abrasion1) Nylon 2) Perlon - L 3) Dacron 4) Both 1 & 2
99. Which of the following is available in liquid, solid (or) gas phases as waxes (or) as rubbers1) Artificical silk 2) Bakelite 3) Silicone polymers 4) All
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KAB Educational ConsultantsConsultants for: MBBS, BDS, B.Tech., B.Pharmacy, MBA, MCA Admissions
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100. Which of the following is not a natural polymer1) Cotton 2) Silk 3) Cellulose Rayon 4) Wool
101. Which of the following is a semisynthetic polymer1) Rubber 2) Silk 3) Wool 4) Cellulose nitrate
102. Which of the following is a synthetic polymer1) Poyethylene 2) Nylon- 6 3) Terylene 4) All
103. Which of the following is an example of network polymer1) Polyethylene 2) PVC 3) Bakelite 4) All
104. Which of the following is thermosetting polymer1) Nylon 2) Sealing wax 3) Polysiloxanes 4) Both 2 & 3
105 Which of the following is organic polymer1) Glass 2) Rayon 3) Silicone rubbers 4) All
106. Which of the following is elastomer1) Buna - N 2) Buna - S 3) Neoprene 4) All
107. Which of the following structures represents terylene
1. ||
2 5
O
C NH CH
2)
|| ||2 2 6 4
O O
n
OCH CH O C C H C
3) 2 2 2||O n
CH CH CH CH C CH
4) 2 2 nCH CH CH CH
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KAB Educational ConsultantsConsultants for: MBBS, BDS, B.Tech., B.Pharmacy, MBA, MCA Admissions
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108. Which of the following structures represent Nylon-6,6?
1) | |
2 5
O
n
C N H C H
2)|| ||
2 2 6 4
O O
n
O CH C H O C C H C
3) 2 26 4 nNH CH NH CO CH CO 4) 2 2 2|6 5 n
CH CH CH CH C H CH
C H
109. Which of the following is the correct representation of initial reaction for the preparationof bakelite?1) Aromatic electrophilic substitution 2) Aromatic nuclerophilic substitution3) Free radical reaction 4) Aldol reaction
110. Which of the following is not an example of addition polymer?1) Polythene 2) Polystyrene 3)Neoprene 4) Terylene
111. Terylene is a condensation polymer of ethylene glycol and1) Benzoic acid 2) Phthalic acid 3) Salicylic acid 4) Terephthalic acid
112. Hair wigs are made from a copolymer of viniyl chloride and acrylonitirile, and is called1) PVC 2) Dynel 3) Polyacrylonitrile 4) Cellulose
113. Plexiglass is a polymer of1) Acrylic acid 2) Methylacrylate 3) Methylmethacrylate 4) Methylpropacrylate
114. Which of the following has formaldehyde as one of the starting material.1) Melmac 2) Alkylresin 3) PAN 4) Acrilon
115. Which of the following have 1,2- ethanediol as starting material ?1) Nylon-6 2) PMMA 3) PTFE 4) Dacron
116. Which names are associated with PMMA1) Melmac 2)Acrilan 3)Saran 4)Acrilite
117. Which of the following is wrong1) PMMA is called plexiglas 2) PTFEis called teflon3) SBR is natural rubber 4) LDPE is called low density polythene
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118. Low density polythene is prepared by1) Free radical polymerizaiton 2) Cationic polymerization3) Anionic polymerization 4) Ziegler - Natta polymerization
119. The best way to prepare polyisobutylene is1) Coordination polymerization 2) Free radical polymerization3) Cationic polymerzation 4) Anionic polymerization
120. The outer capsule of drugs is made up of a polymer of1) Glycolic acid and lactic acid 2) Glyeine and caproic acid3) Salleyelic acid and p-aminobenzoic acid4) 3-Hydroxybutanoic acid and 3-hydroxypentanoic acid
121. A polymer which is used as suture, i.e. for stitching of wounds after aperations is1) PHBV 2) Nylon -2-Nylon-6 3) Dextron 4) Dacron
122. Bubble gum contains1) Thiokol rubber 2) Styrene - butadiene rubber3) Isobutylen - isoprene rubber 4) Acrylonitrile - butadiene rubber
123. Which of the following is a condensation homopolymer1) Nylon - 6 2) Nylon - 66 3) Nylon - 610 4) Dacron