Nylon-6 is a_________________?

Related Mcqs:

1. Nylon-6 as compared to nylon-66 is_________________?

   A. Harder
   B. More abrasion resistant
   C. Having higher melting point
   D. None of these

2. Nylon-6 as compared to nylon 66 has lower ?

   A. Abrasion resistance
   B. Thermal stability
   C. Adhesion to rubber
   D. Hardness

3. 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.

4. Caprolactam, a raw material for the manufacture of nylon-6, is produced from_______________?

   A. Phenol
   B. Naphthalene
   C. Benzene
   D. Pyridine

5. In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms present in the_________________?

   A. Hexamethylene diamine and the ring
   B. Hexamethylene diamine and the adipic acid
   C. Adipic acid and the ring
   D. None of these

6. 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

7. Condensation polymerisation of caprolactam is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6?

   A. -20 to 25
   B. 50 to 75
   C. 100 to 150
   D. 250-280

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. In nylon-6, the number 6 represents the total number of_________________?

   A. Carbon atoms in the ring
   B. Carbon atoms in the linear polymer chain
   C. Nitrogen atoms in the ring
   D. Hydrogen atoms in the ring

10. The inter particle forces between linear chains in nylon-66 are ______________ bonds?

    A. Hydrogen
    B. Covalent
    C. Ionic
    D. None of these