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Briefly describe the following terms giv...

Briefly describe the following terms giving one example of each.
(i) polyolefins (ii) polyamides (iii) polyesters.

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ICSE-POLYMERS -EXERCISE (PART-II (DESCRIPTIVE QUESTIONS )) ( SHORT ANSWER QUESTIONS
  1. How is dacron prepared ? Name the type to which this polymer belongs?

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  2. How will you classify polymers on the basis of molecular forces?

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  3. Briefly describe the following terms giving one example of each. (i...

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  4. Define the following terms. thermoplastics

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  5. Define the following terms: Thermosetting plastics

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  6. Define the following terms. elastomers

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  7. Give two points of difference between thermoplastic and thermosetting ...

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  8. What are copolymers ? Give the chemical equation for the preparation o...

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  9. What are elastomers ? Give the chemical equation for the preparation o...

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  10. Mention which of the following are addition polymers? (i) terylene ...

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  11. What is teflon? How is it synthesised ? Is it an addition or condensat...

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  12. What is the difference between nylon-6 and nylon-6, 6? Give their form...

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  13. What is Buna-S ? How is it synthesised ?

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  14. Name any two plasticizers.

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  15. Write the formula of compound of which PVC is a polymerized product.

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  16. What is the function of sulfur in vulcanization of rubber?

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  17. Give two uses of caprolactam.

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  18. How are Buna-S and Terylene synthesized ? Give chemical equations

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  19. What is the difference between the two notations : nylon-6 and nylon-6...

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  20. How is PTFE prepared ? Give its two uses.

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