HARD
12th West Bengal Board
IMPORTANT
Earn 100

What is the monomer of natural rubber? What is the difference in the structure of natural rubber and gutta-percha?

Important Questions on Polymers

HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 6
What is vulcanization? Why it is done?  Why is diphenyl added to rubber?
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 6
Why is neoprene non-inflammable? Give one of its uses.
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 7

Define the following term: Thermoplastics.

MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 7
Define the following term: Thermosetting plastics.
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 7
Define the following term: Elastomers.
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 7
Give two points of difference between thermoplastics and thermosetting polymers.
HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 8
Give a brief description of natural and synthetic polymers.
HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 15 - Polymers>REVIEW EXERCISES>Q 8
What do you mean by copolymerization? What are its advantages over homopolymerization?