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How are teflon and nylon-6 synthesised ?...

How are teflon and nylon-6 synthesised ? Identify the type of polymerization on the basis of chain-growth and step-growth polymerization.

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Teflon (chain-growth): nylon-6 (step-growth)
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ICSE-POLYMERS -EXERCISE (PART-II (DESCRIPTIVE QUESTIONS )) ( SHORT ANSWER QUESTIONS
  1. How are polymers classified according to their structure? Give importa...

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  2. Explain the chain-growth and step-growth polymerization.

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  3. How are teflon and nylon-6 synthesised ? Identify the type of polymeri...

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  4. How is dacron prepared ? Name the type to which this polymer belongs?

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

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

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  7. Define the following terms. thermoplastics

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  8. Define the following terms: Thermosetting plastics

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  9. Define the following terms. elastomers

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

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

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

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

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

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

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

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  17. Name any two plasticizers.

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

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

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  20. Give two uses of caprolactam.

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