Polycaprolactam is nothing but __________________?

Related Mcqs:

1. Polycaprolactam is also known as _________________?

   A. Nylon-66
   B. Nylon-6
   C. Teflon
   D. SBR

2. Polycaprolactam is____________________?

   A. Nylon-6
   B. Nylon-66
   C. Dacron
   D. Rayon

3. Polycaprolactam (Nylon – 6) is produced by the condensation polymerisation of caprolactam at 240-280°C in which the conversion of caprolactam is about ______________ percent?

   A. 50
   B. 75
   C. 90
   D. 99

4. Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but____________________?

   A. Polyacrylonitrile
   B. Polyamide
   C. Saturated polyester
   D. Alkyd resin

5. Thiokol is nothing but____________________?

   A. Polysulphide rubber
   B. Polyamide fibre
   C. Engineering plastic
   D. Expanded polystyrene

6. Contact lenses for eyes are made of Perspex, which is nothing but_______________?

   A. poly-methyl-methacrylate
   B. Polystyrene
   C. Unsaturated polyester
   D. Polypropylene

7. Polyvinyl chloride (PVC) is __________________?

   A. A thermosetting material
   B. A condensation polymerisation product
   C. Made by employing emulsion polymerisation
   D. None of these

8. Nylon-66 is a polyamide of __________________?

   A. Hexamethylene diamine and adipic acid
   B. Adipic acid and methyl amine
   C. Vinyl chloride and formaldehyde
   D. None of these

9. Styrene which is a monomer for the production of polystyrene, is commercially produced by the __________________?

   A. Catalytic dehydrogenation of ethyl benzene
   B. Dehydration of ethyl alcohol followed by hydrogenation
   C. Reacting ethylene oxide with acetaldehyde
   D. Fermentation of starch

10. Nylon-66 compared to nylon-6 has __________________?

    A. Lower melting point
    B. More abrasion resistant properties
    C. Higher hardness
    D. All A., B. and C.