JEE Main & Advanced Chemistry Polymers / बहुलक Question Bank

done Composition, Properties and uses of Polymers Total Questions - 76

• question_answer1)
  Discovery of 'nylon' is associated with
  A)
                  Newyork and London    done clear
  B)
                  Newyork and Longuet done clear
  C)
                  Nyholm and London       done clear
  D)
                  None of these done clear
  View Solution play_arrow

• question_answer2)
  Which of the following is resistant to boiling aqua-regia
  A)
                  Polythene           done clear
  B)
                  Perspex done clear
  C)
                  Teflon   done clear
  D)
                  Bakelite done clear
  View Solution play_arrow

• question_answer3)
  Nylon polymers are
  A)
                  Acidic    done clear
  B)
                  Basic done clear
  C)
                  Amphoteric        done clear
  D)
                  Neutral done clear
  View Solution play_arrow

• question_answer4)
  Nylon yarns are usually
  A)
                  Highly inflammable done clear
  B)
                  Non-inflammable done clear
  C)
                  Both A and B types are known done clear
  D)
                  Uncertain inflammability done clear
  View Solution play_arrow

• question_answer5)
  Which of the following is a synthetic polymer
  A)
                  Rubber done clear
  B)
                  Perspex done clear
  C)
                  Protein done clear
  D)
                  Cellulose done clear
  View Solution play_arrow

• question_answer6)
  The mass average molecular mass & number average molecular mass of a polymer are respectively 40,000 and 30,000. The polydispersity index of polymer will be  [Kerala CET 2005]
  A)
  < 1 done clear
  B)
  > 1 done clear
  C)
  1 done clear
  D)
  0 done clear
  E)
  - 1 done clear
  View Solution play_arrow

• question_answer7)
  In the process of forming ?mercerised cellulose? the swelling of cellulose is caused by
  A)
                  Water   done clear
  B)
                  \[N{{a}_{2}}C{{O}_{3}}\] done clear
  C)
                  \[Aq.\,\,NaOH\]               done clear
  D)
                  \[Aq.\,\,HCl\] done clear
  View Solution play_arrow

• question_answer8)
  ?Rayon?  is
  A)
                  Natural silk          done clear
  B)
                  Artificial silk done clear
  C)
                  Natural plastic or rubber done clear
  D)
                  Synthetic plastic done clear
  View Solution play_arrow

• question_answer9)
  As the molecular weight increases the tensile strength of polymers
  A)
                  Increases             done clear
  B)
                  Decreases done clear
  C)
                  Remains unchanged       done clear
  D)
                  Uncertain done clear
  View Solution play_arrow

• question_answer10)
  Triethyl aluminium titanium chloride used in plastic industry is a
  A)
                  Vulcaniser           done clear
  B)
                  Plasticiser done clear
  C)
                  Ziegler-Natta catalyst     done clear
  D)
                  Telomer done clear
  View Solution play_arrow

• question_answer11)
  Glyptals are chiefly employed in
  A)
                  Toy making         done clear
  B)
                  Surface coating done clear
  C)
                  Photofilm making            done clear
  D)
                  Electrical insulators done clear
  View Solution play_arrow

• question_answer12)
  The sterile gauze (or cotton) used in medicine is obtained by oxidising cellulose with
  A)
                  Nitrogen              done clear
  B)
                  \[KMn{{O}_{4}}\] done clear
  C)
                  Nitrogen dioxide              done clear
  D)
                  Potassium chlorate done clear
  View Solution play_arrow

• question_answer13)
  Ethylene-propylene rubber (EPR) is
  A)
                  Unsaturated, stereoregular done clear
  B)
                  Saturated, stereoregular done clear
  C)
                  Atactic, unsaturated done clear
  D)
                  Syndiotactic, unsaturated done clear
  View Solution play_arrow

• question_answer14)
  The monomeric units of terylene are glycol and which of the following
  A)
                                 done clear
  B)
                  done clear
  C)
                      done clear
  D)
                  done clear
  View Solution play_arrow

• question_answer15)
  Neoprene, a synthetic rubber contains which of the following element besides C and H
  A)
                  N             done clear
  B)
                  O done clear
  C)
                  Cl            done clear
  D)
                  F done clear
  View Solution play_arrow

• question_answer16)
  Acrylic resins are
  A)
                  Colourless and transparent done clear
  B)
                  Dark brown and thermosetting done clear
  C)
                  Dark brown and thermoplastic done clear
  D)
                  White like milk done clear
  View Solution play_arrow

• question_answer17)
  Which of the following has a higher glass-transition temperature
  A)
                  Polyethylene     done clear
  B)
                  Polypropylene done clear
  C)
                  Polyvinylchloride              done clear
  D)
                  Polystyrene done clear
  View Solution play_arrow

• question_answer18)
  A polymer with the high chemical stability has \[M.P.\,\,{{327}^{o}}C\] and the density of complete crystalline sample is \[2.3\,\,g/c{{m}^{3}}.\] It can be
  A)
                  PVC        done clear
  B)
                  Teflon done clear
  C)
                  Melamine           done clear
  D)
                  Bakelite done clear
  View Solution play_arrow

• question_answer19)
  The process of vulcanisation makes rubber
  A)
                  Soluble in water               done clear
  B)
                  Elastic done clear
  C)
                  Hard      done clear
  D)
                  Soft done clear
  View Solution play_arrow

• question_answer20)
  Terylene is a       [AFMC 1989; MP PET 1994; RPET 1999; Kerala (med.) 2002; MP PMT 2004]
  A)
                  Polyamide           done clear
  B)
                  Polyester done clear
  C)
                  Polyethylene     done clear
  D)
                  Polypropylene done clear
  View Solution play_arrow

• question_answer21)
  \[{{F}_{2}}C=C{{F}_{2}}\] is the monomer of       [CBSE PMT 2000]
  A)
                  Nylon-6                done clear
  B)
                  Buna-S done clear
  C)
                  Glyptal  done clear
  D)
                  Teflon done clear
  View Solution play_arrow

• question_answer22)
  Molecular mass of a polymer is
  A)
                  Small     done clear
  B)
                  Very small done clear
  C)
                  Negligible            done clear
  D)
                  Large done clear
  View Solution play_arrow

• question_answer23)
  Which of the following has cross-links
  A)
                  Vulcanised rubber done clear
  B)
                  Nylon done clear
  C)
                  Phenol-formaldehyde resins done clear
  D)
                  Both A and C are correct done clear
  View Solution play_arrow

• question_answer24)
  Orlon is a polymer of [NCERT 1984; BHU 1995; AFMC 1997; DCE 2001]
  A)
                  Styrene                done clear
  B)
                  Tetrafluoro ethylene done clear
  C)
                  Vinyl chloride     done clear
  D)
                  Acrylonitrile done clear
  View Solution play_arrow

• question_answer25)
  Caprolactam is the monomer of                [DCE 2000]
  A)
                  Nylon-6                done clear
  B)
                  Glyptal done clear
  C)
                  P.T.F.E. done clear
  D)
                  Melamine done clear
  View Solution play_arrow

• question_answer26)
  Which of the following intermolecular forces are present in ?nylon ? 66?                [JIPMER 1997]
  A)
                  Vander Waals    done clear
  B)
                  Hydrogen bonding done clear
  C)
                  Dipole-dipole interaction              done clear
  D)
                  None of these done clear
  View Solution play_arrow

• question_answer27)
  Neoprene is a polymer of             [AFMC 1993; NCERT 1980, 84, 86; CBSE 1991; DCE 2001]
  A)
                  Propene              done clear
  B)
                  Vinyl chloride done clear
  C)
                  Chloroprene      done clear
  D)
                  Butadiene done clear
  View Solution play_arrow

• question_answer28)
  Polyvinyl chloride is
  A)
                  An isomer of vinyl chloride done clear
  B)
                  An addition product of vinyl chloride done clear
  C)
                  An allotrope polymer of vinyl chloride done clear
  D)
                  A polymer of hydrated vinyl chloride done clear
  View Solution play_arrow

• question_answer29)
  Which of the following polymers are hard
  A)
                  Linear    done clear
  B)
                  Cross-linked done clear
  C)
                  Branched chain done clear
  D)
                  Thermoplastic done clear
  View Solution play_arrow

• question_answer30)
  Which of the following has the largest molecular mass
  A)
                  Monomer           done clear
  B)
                  Dimer done clear
  C)
                  Polymer               done clear
  D)
                  Oligomer done clear
  View Solution play_arrow

• question_answer31)
  Heating of rubber with sulphur is known as [CBSE PMT 1989]
  A)
                  Galvanisation     done clear
  B)
                  Vulcanisation done clear
  C)
                  Bessemerisation              done clear
  D)
                  Sulphonation done clear
  View Solution play_arrow

• question_answer32)
  \[C{{H}_{2}}=C{{H}_{2}}\] is a     [MP PMT 1986; CBSE PMT 1991]
  A)
                  Monomer           done clear
  B)
                  Polymer done clear
  C)
                  Isomer  done clear
  D)
                  Equimer done clear
  View Solution play_arrow

• question_answer33)
  Which of the following fibres are made of polyamides [CPMT 1982; NCERT 1981;  MNR 1992; DCE 1999; UPSEAT 2001, 02]
  A)
                  Dacron  done clear
  B)
                  Orlon done clear
  C)
                  Nylon    done clear
  D)
                  Rayon done clear
  View Solution play_arrow

• question_answer34)
  Which is not a polymer  [CPMT 1994]
  A)
                  Ice          done clear
  B)
                  Starch done clear
  C)
                  Protein done clear
  D)
                  Cellulose done clear
  View Solution play_arrow

• question_answer35)
  Acrylonitrile forms           [BHU 1995]
  A)
                  Terylene              done clear
  B)
                  Orlon done clear
  C)
                  PVC        done clear
  D)
                  Bakelite done clear
  View Solution play_arrow

• question_answer36)
  Synthetic fibres like nylon-66 are very strong because
  A)
                  They have high molecular weights and high melting points done clear
  B)
                  They have a high degree of cross-linking by strong \[C-C\] bond done clear
  C)
                  They have linear molecules consisting of very long chains done clear
  D)
                  They have linear molecules interlinked with forces like hydrogen bonding done clear
  View Solution play_arrow

• question_answer37)
  Natural rubber contains several thousand units of X linked together in the polymer chain. X is [NCERT 1980, 84; BHU 1983; CBSE PMT 1991; MP PMT 2001]
  A)
                  Neoprene           done clear
  B)
                  Isoprene done clear
  C)
                  Chloroprene      done clear
  D)
                  Styrene done clear
  View Solution play_arrow

• question_answer38)
  Natural rubber is basically a polymer of or The monomer of natural polymer rubber is [MP PMT 1993, 95, 98, 99, 2000, 01; RPET 2000; MP PMT/PET 1998; MP PET 1994, 95, 98, 2001; BHU 1999; 2001; CBSE PMT 1999]
  A)
                  Neoprene           done clear
  B)
                  Isoprene done clear
  C)
                  Chloroprene      done clear
  D)
                  Butadiene done clear
  View Solution play_arrow

• question_answer39)
  What is not true about polymers              [MP PET 1999]
  A)
                  Polymers do not carry any charge done clear
  B)
                  Polymers have high viscosity done clear
  C)
                  Polymers scatter light done clear
  D)
                  Polymers have low molecular weight done clear
  View Solution play_arrow

• question_answer40)
  The synthetic polymer which resembles natural rubber is [Bihar MEE 1996; DCE 2004]
  A)
                  Neoprene           done clear
  B)
                  Chloroprene done clear
  C)
                  Glyptal  done clear
  D)
                  Nylon done clear
  View Solution play_arrow

• question_answer41)
  Which one is a polymer compound [CPMT 1997; Bihar MEE 1997]
  A)
                  \[S{{O}_{2}}\]    done clear
  B)
                  \[C{{O}_{2}}\] done clear
  C)
                  \[C{{H}_{4}}\]    done clear
  D)
                  PVC done clear
  View Solution play_arrow

• question_answer42)
  Which one of the following in used to make 'non-stick' cookware             [CBSE PMT 1997; AIIMS 1998]
  A)
                  PVC done clear
  B)
                  Polystyrene done clear
  C)
                  Polyethylene terephthalate done clear
  D)
                  Polytetrafluoroethylene done clear
  View Solution play_arrow

• question_answer43)
  The polymer used for making contact lenses for eyes is [AMU 1999]
  A)
                  Polymethylmethacrylate              done clear
  B)
                  Polyethelene done clear
  C)
                  Polyethylacrylate             done clear
  D)
                  Nylon-6 done clear
  View Solution play_arrow

• question_answer44)
  Which polymer is used for making magnetic recording tapes [AMU 1999]
  A)
                  Dacron done clear
  B)
                  Acrilan done clear
  C)
                  Glyptal  done clear
  D)
                  Bakelite done clear
  View Solution play_arrow

• question_answer45)
  Characteristic property of Teflon is          [RPET 2000]
  A)
                  2000 poise viscosity done clear
  B)
                  High surface tension done clear
  C)
                  Non-inflammable and resistant to heat done clear
  D)
                  Highly reactive done clear
  View Solution play_arrow

• question_answer46)
  Which of the following is not a polymer                 [MP PET 2001]
  A)
                  Silk         done clear
  B)
                  DNA done clear
  C)
                  DDT done clear
  D)
                  Starch done clear
  View Solution play_arrow

• question_answer47)
  Nylone 66 is        [RPMT 2002; MH CET 2003; AFMC 1998]
  A)
                  Polyamide           done clear
  B)
                  Polyester done clear
  C)
                  Polystyrene        done clear
  D)
                  Polyvinyl done clear
  View Solution play_arrow

• question_answer48)
  Isoprene is a valuable substance for making [MP PET 2002; UPSEAT 2004]
  A)
                  Propene              done clear
  B)
                  Liquid fuel done clear
  C)
                  Synthetic rubber              done clear
  D)
                  Petrol done clear
  View Solution play_arrow

• question_answer49)
  Terylene is used for making         [AFMC 2002]
  A)
                  Silks       done clear
  B)
                  Fabrics done clear
  C)
                  Seat belts            done clear
  D)
                  All of these done clear
  View Solution play_arrow

• question_answer50)
  Nylon threads are made of          [MP PMT 2001, 03; AIEEE 2003]
  A)
                  Polyvinyl polymer done clear
  B)
                  Polyester polymer done clear
  C)
                  Polyamide polymer         done clear
  D)
                  Polyethylene polymer done clear
  View Solution play_arrow

• question_answer51)
  Nylon ? 66 is                                       [RPMT 2003]
  A)
                  \[{{\left( -\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,-{{(C{{H}_{2}})}_{4}}-\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,-NH-{{(C{{H}_{2}})}_{6}}-NH- \right)}_{n}}\] done clear
  B)
                  \[\left( -NH-{{(C{{H}_{2}})}_{5}}-\overset{O}{\mathop{\overset{||}{\mathop{C}}\,}}\,- \right)\] done clear
  C)
                  \[{{\left( \underset{\,\,\,\,\,\,\,\,\,\,COOMe}{\overset{\,\,\,\,C{{H}_{3}}}{\mathop{C{{H}_{2}}-\underset{|}{\overset{|}{\mathop{C}}}\,-\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}}\, \right)}_{n}}\] done clear
  D)
                  \[{{\left[ -\begin{array}{*{35}{l}}    F  \\    \underset{|}{\overset{|}{\mathop{C}}}\,\,-  \\    F  \\ \end{array}\begin{array}{*{35}{l}}    F  \\    \underset{|}{\overset{|}{\mathop{C}}}\,\,-  \\    F  \\ \end{array} \right]}_{n}}\] done clear
  View Solution play_arrow

• question_answer52)
  Which of the following is currently used as a tyre  cord [Kerala (Med.) 2003]
  A)
                  Terelene              done clear
  B)
                  Polyethylene done clear
  C)
                  Polypropylene  done clear
  D)
                  Nylon ? 6 done clear
  View Solution play_arrow

• question_answer53)
  PVC is polymer of            [CPMT 2003]
  A)
                  \[C{{H}_{2}}=C{{H}_{2}}\]             done clear
  B)
                  \[C{{H}_{2}}=CH-Cl\] done clear
  C)
                  \[C{{H}_{2}}=CH-C{{H}_{2}}Cl\]  done clear
  D)
                  \[C{{H}_{3}}-CH=CH-Cl\] done clear
  View Solution play_arrow

• question_answer54)
  Teflon is a polymer of                                     [Kerala PMT 2004]
  A)
                  Tetrafluoro ethane done clear
  B)
                  Tetrafluro propene done clear
  C)
                  Difluorodichloro ethane done clear
  D)
                  Difluoro ethane done clear
  E)
                  Trifluoro ethane done clear
  View Solution play_arrow

• question_answer55)
  Which of the following is used in vulcanization of rubber [MH CET  2004]
  A)
                  \[S{{F}_{6}}\]     done clear
  B)
                  \[C{{F}_{4}}\] done clear
  C)
                  \[C{{l}_{2}}{{F}_{2}}\]     done clear
  D)
                  \[{{C}_{2}}{{F}_{2}}\] done clear
  View Solution play_arrow

• question_answer56)
  PVC is used for ??..       [Orissa JEE 2002]
  A)
                  Manufacture of cosmetics done clear
  B)
                  Manufacture of tyres done clear
  C)
                  Manufacture of nonstick pans done clear
  D)
                  Manufacture of plastic pipes done clear
  View Solution play_arrow

• question_answer57)
  Polythene is a resin obtained by polymerisation of or The monomer unit in polythene is [CPMT 1983; JIPMER 1997; MP PMT 2002]
  A)
                  Butadiene           done clear
  B)
                  Ethylene done clear
  C)
                  Isoprene              done clear
  D)
                  Propylene done clear
  View Solution play_arrow

• question_answer58)
  The monomer of the polymer [MH CET  2004; CBSE PMT 2005]
  A)
             done clear
  B)
             \[{{(C{{H}_{3}})}_{2}}C=C{{(C{{H}_{3}})}_{2}}\] done clear
  C)
             \[C{{H}_{3}}CH=CHC{{H}_{3}}\]                                        done clear
  D)
             \[C{{H}_{3}}CH=C{{H}_{2}}\] done clear
  View Solution play_arrow

• question_answer59)
  The monomer of Nylon-6 is/are                             [DPMT 2004]
  A)
              \[HO-C{{H}_{2}}-C{{H}_{2}}-OH\]                                                               done clear
  B)
                   done clear
  C)
             \[{{F}_{2}}C=C{{F}_{2}}\] done clear
  D)
                  \[{{H}_{2}}C=C{{H}_{2}}\] done clear
  View Solution play_arrow

• question_answer60)
  Which of the following is teflon [MP PMT 2000, 03]
  A)
                  \[{{\left[ \begin{matrix}    H\,\,\,\,H  \\    |\,\,\,\,\,\,\,\,|  \\    -C-C-  \\    |\,\,\,\,\,\,\,\,|  \\    H\,\,\,\,H  \\ \end{matrix} \right]}_{n}}\]        done clear
  B)
                  \[{{\left[ \begin{matrix}    \,\,H\,\,C{{H}_{3}}  \\    |\,\,\,\,\,\,\,\,|  \\    -C-C-  \\    |\,\,\,\,\,\,\,\,|  \\    H\,\,\,\,H  \\ \end{matrix} \right]}_{n}}\] done clear
  C)
                  \[{{\left[ \begin{matrix}    F\,\,\,\,F  \\    |\,\,\,\,\,\,|  \\    -C-C-  \\    |\,\,\,\,\,\,\,|  \\    F\,\,\,\,\,F  \\ \end{matrix} \right]}_{n}}\]        done clear
  D)
                  \[{{\left[ \begin{matrix}    H\,\,\,F  \\    |\,\,\,\,\,\,\,|  \\    -C-C-  \\    |\,\,\,\,\,\,\,|  \\    F\,\,\,Cl  \\ \end{matrix} \right]}_{n}}\] done clear
  View Solution play_arrow

• question_answer61)
  Thermosetting plastics are
  A)
                  Soluble in water               done clear
  B)
                  Soluble in alcohol done clear
  C)
                  Soluble in benzene         done clear
  D)
                  Insoluble done clear
  View Solution play_arrow

• question_answer62)
  Cellulose is
  A)
                  \[{{({{C}_{6}}{{H}_{10}}{{O}_{5}})}_{n}}\]              done clear
  B)
                  \[{{({{C}_{3}}{{H}_{3}}{{N}_{3}})}_{n}}\] done clear
  C)
                  \[{{({{C}_{3}}{{H}_{6}}{{N}_{6}})}_{n}}\]                done clear
  D)
                  \[{{({{C}_{12}}{{H}_{22}}{{O}_{11}})}_{n}}\] done clear
  View Solution play_arrow

• question_answer63)
  The molecular weight of cellulose varies between
  A)
                  1000 to 20000     done clear
  B)
                  20000 to 500000 done clear
  C)
                  100 to 200            done clear
  D)
                  1000000 to 5000000 done clear
  View Solution play_arrow

• question_answer64)
  The value of n in the formula \[{{({{C}_{5}}{{H}_{10}}{{O}_{5}})}_{n}}\] for inulin is about
  A)
                  30           done clear
  B)
                  300 done clear
  C)
                  3000       done clear
  D)
                  300000 done clear
  View Solution play_arrow

• question_answer65)
  ?Starch? consists of two fractions; one is \[\alpha -\text{amylose}\] and the other is
  A)
                  Amylopectin      done clear
  B)
                  Glycogen done clear
  C)
                  Pecticamide       done clear
  D)
                  Alginic acid done clear
  View Solution play_arrow

• question_answer66)
  The process of heat-softening, moulding and cooling to rigidness' can be repeated for which plastics
  A)
                  Thermoplastics done clear
  B)
                  Thermosetting plastics done clear
  C)
                  Both A and B      done clear
  D)
                  None of the above done clear
  View Solution play_arrow

• question_answer67)
  In the trinitrocellulose each glucose unit contains how many \[-OH\] groups
  A)
                  2              done clear
  B)
                  3 done clear
  C)
                  4              done clear
  D)
                  5 done clear
  View Solution play_arrow

• question_answer68)
  Shellac contains mainly
  A)
                  Cellulose done clear
  B)
                  Polyhydroxy organic acids done clear
  C)
                  Polyamides done clear
  D)
                  Polyesters done clear
  View Solution play_arrow

• question_answer69)
  In elastomer, intermolecular forces are [AIIMS 2000; BHU 2004]
  A)
                  Nil           done clear
  B)
                  Weak done clear
  C)
                  Strong   done clear
  D)
                  Very strong done clear
  View Solution play_arrow

• question_answer70)
  Cellulose is a polymer of               [CBSE PMT 2002]
  A)
                  Fructose              done clear
  B)
                  Ribose done clear
  C)
                  Glucose                done clear
  D)
                  Sucrose done clear
  View Solution play_arrow

• question_answer71)
  Which of the following polymer has ester linkage  [BVP 2004]
  A)
                  Nylon-66              done clear
  B)
                  PVC done clear
  C)
                  Terylene              done clear
  D)
                  SBR done clear
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• question_answer72)
  Acrilan is a hard, horny and a high melting material. Which of the following represents its structure [CBSE PMT 2003]
  A)
                  \[{{\left( -C{{H}_{2}}-\underset{Cl\,\,\,\,\,}{\mathop{\underset{|\,\,\,\,\,\,\,\,}{\mathop{CH-}}\,}}\, \right)}_{n}}\]                done clear
  B)
                  \[{{\left( -C{{H}_{2}}-\underset{CN\,\,}{\mathop{\underset{|\,\,\,\,\,\,\,\,\,}{\mathop{CH-}}\,}}\, \right)}_{n}}\] done clear
  C)
                  \[{{\left( -C{{H}_{2}}\underset{COOC{{H}_{3}}}{\overset{C{{H}_{3}}\,\,\,\,\,\,\,\,\,\,}{\mathop{\underset{\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\overset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{-C-\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}}\,\,\,}}}\, \right)}_{n}}\]     done clear
  D)
                  \[{{\left( \underset{COO{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{CH-\,\,\,\,\,\,\,\,\,\,\,\,}}\,}}\, \right)}_{n}}\] done clear
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• question_answer73)
  Which of the following has amide links
  A)
                  Protein done clear
  B)
                  Nylon done clear
  C)
                  Peptide                done clear
  D)
                  All of these done clear
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• question_answer74)
  Which of the following is a polyamide     [AIEEE 2005]
  A)
                  Teflon   done clear
  B)
                  Nylon ?66 done clear
  C)
                  Terylene              done clear
  D)
                  Bakelite done clear
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• question_answer75)
  Which of the following is fully fluorinated polymer [AIEEE 2005]
  A)
                  Neoprene           done clear
  B)
                  Teflon done clear
  C)
                  Thiokol done clear
  D)
                  PVC done clear
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• question_answer76)
  Three dimensional molecules with cross links are formed in the case of a              [KCET 2005]
  A)
                  Thermoplastic   done clear
  B)
                  Thermosetting plastic    done clear
  C)
                  Both      done clear
  D)
                  None done clear
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