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What is the role of sulphur in vulcanisa...

What is the role of sulphur in vulcanisation of rubber ?

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USHA PUBLICATION-POLYMERS AND CHEMISTRY IN EVERYDAY LIFE -EXERCISE
  1. Are proteins natural or synthetic polymer ?

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  2. Which polymer is used in making non-breakable plastic cups and plates ...

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  3. What is the role of sulphur in vulcanisation of rubber ?

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  4. What is difference between Nylon-6 and Nylon-6, 6?

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  5. Name one polymer formed by step growth polymerisation. Write its monom...

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  6. Name one polymer formed by chain growth polymerisation. Write its mono...

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  7. What are elastomers ? Give an example.

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  8. Which polymer is used in laminated sheet ?

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  9. On the basis of molecular forces, Nylon - 6, 6 is called as

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  10. What structural feature is necessary for a monomer to form condensatio...

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  11. Could a co-polymer be formed by step growth or chain growth or both ?

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  12. Which type of biomolecules have similar repeating units as in Nylon-6,...

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  13. Why natural rubber has elastic nature ?

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  14. What are the monomers of Buna-S, Buna-N, Dacron, Neoprene ?

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  15. Name the monomers of [-CF2-CF2-]n and [underset(O)underset(||)C-(CH2)5...

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  16. How are polymers classified on the basis of their structure ?

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  17. What do you mean by broad spectrum antibiotics?

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  18. What is the main constituents of dettol ?

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  19. What is tincture iodine ? What its use ?

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  20. What is difference between antiseptic and disinfectants ?

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