Anionic Polymerization MCQ

Test your knowledge with important Anionic Polymerization MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Anionic Polymerization MCQs at Bissoy

• How is the degree of polymerization affected with the increase in concentration of both monomer and liquid ammonia, when a monomer is polymerized anionically in liquid ammonia?
  ক

  increases

  খ

  decreases

  গ

  no change

  ঘ

  cannot be determined
• Which of the following monomers is more prone to form low-molecular weight polymer when polymerized in liquid ammonia?
  ক

  acrylonitrile

  খ

  metha acrylonitirile

  গ

  styrene

  ঘ

  methyl methacrylonitrile
• Styrene is polymerized using amide catalyst in liquid ammonia, anionically. How will the rate of reaction change, if the monomer concentration is doubled (keeping rest other things constant)?
  ক

  doubled

  খ

  halved

  গ

  quadrupled

  ঘ

  No change
• What does the effectiveness of the catalyst in the initiation process of anionic polymerization depend on?
  ক

  acidity of the monomer

  খ

  basicity of the catalyst

  গ

  all of the mentioned

  ঘ

  none of the mentioned
• Which of the following can assist as a catalyst in anionic polymerization?
  ক

  Sulphuric acid

  খ

  Boron trifluoride

  গ

  grignard reagent

  ঘ

  all of the mentioned
• The ease of anionic polymerization is dependent only on the catalyst system used for a given monomer. State true or false.
  ক

  true

  খ

  false
• What kind of substituent groups should be attached to the monomer, readily undergoing anionic polymerization?
  ক

  electron accepting

  খ

  electron releasing

  গ

  all of the mentioned

  ঘ

  none of the mentioned
• Which of the following nature of solvent can inhibit the growth of polymer in anionic polymerization?
  ক

  acidic

  খ

  basic

  গ

  neutral

  ঘ

  none of the mentioned
• Which of the following monomer has the least reactivity towards anionic polymerization?
  ক

  acrylonitrile

  খ

  methyl metharylate

  গ

  butadiene

  ঘ

  methacrylonitrile
• How the termination in anionic polymerization most probably does take place?
  ক

  unimolecular termination

  খ

  bimolecular

  গ

  termination by solvent transfer

  ঘ

  all of the mentioned