General methods of preparation and mechanism of polymerisation MCQ Basic level

Dear Readers,

Compared to other sections, Chemistry is considered to be the most scoring section. If prepared thoroughly, chemistry can help students to secure a meritorious position in the exam. These questions are very important in achieving your success in Exams after 12th.


Natural rubber is basically a polymer of or The monomer of natural polymer rubber is
  •  Neoprene
  •  Isoprene
  •  Chloroprene
  •  Chloroprene


Q2. Polymerisation of glycol with dicarboxylic acids is

  •  Addition polymerisation
  •  Condensation polymerisation
  •  Telomerisation
  •  Any of these

Condensation polymerisation

Q3. Which of the following is a synthetic polymer

  •  Rubber
  •  Perspex
  •  Protein
  •  Cellulose


Q4. When heated with zinc chloride, lactides forms a linear polymer which may be

  •  Polystyrene
  •  Polyamide
  •  Polyester
  •  Polythene


Q5. The fibre obtained by the condensation of hexamethylene diamine and adipic acid is

  •  Dacron
  •  Nylon '66'
  •  Rayon
  •  Teflon

Nylon '66'

Q6. In the manufacture of polythene by the Ziegler process using ethylene, the temperature for proper polymerisation required is

  •  Below 10°C
  •  10° to 50ÂșC
  •  50° to 80°C
  •  80° to 140°C

50° to 80°C

Q7. Melamine is

  •  Gas
  •  Yellow liquid
  •  White crystalline solid
  •  Colloidal solution

White crystalline solid

Q8.  'Shellac' secreted by lac insects is

  •  Nature plastic
  •  Natural resin
  •  Natural elastic
  •  Any of these

Natural resin

Q9. Shellac contains mainly

  •  Cellulose
  •  Polyhydroxy organic acids
  •  Polyamides
  •  Polyesters

Polyhydroxy organic acids

Q10. Celanese silk is

  •  Cellulorse trinitrate
  •  Cellulose acetate
  •  Cellophane
  •  Pyroxylin

Cellulose acetate

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