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Vulcanisation makes rubber...

Vulcanisation makes rubber

A

more elastic

B

soluble in inorganic solvent

C

crystalline

D

more stiff

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MODERN PUBLICATION-POLYMERS-EXERCISE
  1. What is the most common use of Dutch metal alloy?

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  2. What is the most common use of magnelium alloy?

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  3. What is the most common use of hydroleum alloy?

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  4. What is the most common use of Nichrome alloy?

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  5. Which of the following are example of synthetic rubber?

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  6. The empirical formula of the compound is CH3. Calculate the molecular ...

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  7. Which of the following polymers have vinylic monomer units?

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  8. Vulcanisation makes rubber

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  9. Match the polymer of column I with correct monomer of column II.

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  10. Match the polymers given in Column I with their chemical names given i...

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  11. Match the polymers given in Column I with their commercial names given...

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  12. Express 1049 in roman numbers.

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  13. Express 1050 in roman numbers.

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  14. Match the polymers given in Column I with the type of linkage present ...

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  15. Match materials given in Column I with the polymers given in Column II...

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  16. Express 1053 in roman numbers.

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  17. Complete the following statement- Brass is-

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  18. Assertion : Most of the Synthetic polymers are not biodegradable. Rea...

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  19. Assertion : Olefinic monomers undergo addition polymerisation. Reason...

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  20. Assertion : Polyamides are best used as fibres because of high tensile...

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