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Vulcanisation makes rubber-...

Vulcanisation makes rubber-

A

more elastic

B

soluble in inorganic solvent

C

crystalline

D

more stiff

Text Solution

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The correct Answer is:
a,d
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CHHAYA PUBLICATION-POLYMERS -SOLVED NCERT EXEMPLAR PROBLEMS
  1. Which of the following polymers can have strong intermolecular forces ...

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  2. Which of the following polymers have vinylic monomer units

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  3. Vulcanisation makes rubber-

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  4. A natural linear polymer of 2-methyl-1, 3-butadiene becomes hard on tr...

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  5. Identify the type of polymer. -A-A-A-A-A-

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  6. Identify the type of polymer. -A-B-B-A-A-A-B-A-

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  7. Out of chain growth polymerisation and step growth polymerisation, in ...

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  8. Identify the type of polymer in the following figure.

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  9. Identify the polymer given below:

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  10. Why are rubbers called elastomers?

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  11. Can enzyme be called a polymer?

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  12. Can nucleic acids, proteins and starch be considered as step growth po...

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  13. How is the following resin intermediate prepared and which polymer is ...

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  14. To have practical applications why are cross links required in rubber?

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  15. Why does cis-polyisoprene possess elastic property?

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  16. What is the structural difference between HOP and LDP? How does the st...

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  17. What is the role of benzoyl peroxide in addition polymerisation of alk...

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  18. Which factor imparts crystalline nature to a polymer like nylon?

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  19. Name the polymers used in laminated sheets and give the name of monome...

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  20. Which type of biomolecules have some structural similarity with synthe...

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