JEE Chemistry - Polymers

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Question - 1

Natural rubber is a polymer of

  • A styrene
  • B butadiene
  • C isoprene
  • D acrylonitrile

Question - 2

Which one of the following is used as a substitute of wool fibre?

  • A nylon 66
  • B teflon
  • C ethyl acrylate
  • D acrylonitrile

Question - 3

Which one of the following is not a natural rubber?

  • A polybutadiene
  • B polychloroprene
  • C polyisoprene
  • D buna-S

Question - 4

Teflon is the polymer of

  • A monochloro trifluoro ethylene
  • B trtrafluoro ethylene
  • C vinyl fluoride
  • D isoprene

Question - 5

glyptal is a polymer of

  • A ethylene glycol and phthalic acid 
  • B ethylene glycol and terephthalic acid
  • C phenol and formaldehyde
  • D malamine and formaldehyde

Question - 6

Which one of the following is not correct?

  • A stronger
  • B usable over large range of temperature
  • C chemical resistant, and water resistant
  • D soft and flexiable

Question - 7

The plastic household crockery is prepared using

  • A malonic acid and hexamethylene diamine
  • B melamine and tetrafluoroethene
  • C malamine and vinyl acetate
  • D malamine and formaldehyde

Question - 8

The length of the chain of the polymer can be controlled during polymerisation by the addition of a reagent called

  • A toners
  • B inhibitors
  • C initiators
  • D poison

Question - 9

Which one of the followingis used for making dentures?

  • A polyethyl acrylate
  • B polyacrylonitrile
  • C polymethyl methacrylate
  • D none of these

Question - 10

Commercial name of PMMA is 

  • A lucite
  • B plexiglass
  • C acrylite
  • D all of these