_____________ is a homopolymer?

Related Mcqs:

1. Condensation polymerisation of formaldehyde with _____________ does not produce phenolic resin?

   A. Resorcinol
   B. Phenol
   C. Para-cresol
   D. Melamine

2. _____________ is not a polyester fiber?

   A. Terylene
   B. Dacron
   C. Nylon
   D. Polyacrylonitrile

3. 90% of the caprolactam is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of _____________ °C?

   A. -5
   B. 10-30
   C. 250-280
   D. 500-600

4. _____________ scrap can be recycled & reutilised?

   A. Bakelite
   B. Epoxy resin
   C. Polythene
   D. None of these

5. Vinyl flooring is done using _____________ sheets?

   A. Polypropylene
   B. PVC
   C. Polythene
   D. Polyvinyl acetate

6. _____________ is a thermosetting plastic ?

   A. PVC
   B. Polythene
   C. Bakelite
   D. Polystyrene

7. In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the _____________ fibres?

   A. Viscose rayon
   B. Acrylic
   C. Polyvinyl acetate
   D. Saturated polyester

8. Commercial production of polypropylene employs _____________ polymerisation?

   A. Emulsion
   B. Suspension
   C. Solution
   D. Bulk

9. _____________ polythene is most prone to stress-cracking ?

   A. High density
   B. Low density
   C. Cross-linked
   D. Linear low density

10. _____________ tubes are good substitute for human blood vessels on heart by-pass operation?

    A. PVC
    B. Polythene
    C. Teflon/Dacron
    D. Polystyrene