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Which of the following polymers is not c...

Which of the following polymers is not correctly matched ?

A

Formation of dacron-Step growth polmerisation

B

Formation of polytetrafluoroethene- step growth polymerisation

C

Formation of polythene-Chain growth polymerisation in presence of benzoyl peroxide

D

Formation of polyacylonitrile - Chain growth polymerisation in presence of peroxide

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The correct Answer is:
B
Polytetrafluroethene ( teflon ) is a chain growth polymer formed by polymerisation of tetrafluoroethene in presence of persulphate catalyst.
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NCERT FINGERTIPS-POLYMERS -Types Of Polymerisation Reaction
  1. The difference in the densities of low density (LDP) and high density ...

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  2. Composition of Ziegler-Natta catalyst is

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  3. Which of the following polymers is not correctly matched ?

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  4. Terylene is a condensation polymer of ethylene glycol and

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  5. Nylon 6,6 is obained by condensation polymerisation of

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  6. Synthetic polymer prepared by using caprolactam is known as

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  7. Which of the following is a condensation polymer ?

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  8. Which of the following is not correctly matched ?

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  9. Formation of nylons and polyesters are called step growth polymerisat...

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  10. Match the polymers given in column I with the monomers in column II an...

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  11. Polymer which has amide linkage is

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  12. Dacron is an example of:

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  13. Which of the following polymers does not involve cross-linkages ?

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  14. Which among the following is a cross-linked polymer ?

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  15. Novolac on heating with formaldehyde undergoes to form an infusible s...

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  16. Identify X and Y in the given polymerization reactions .

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  17. Natural rubber is a polymer of

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  18. Which of the following is not an example of rubber ?

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  19. Match the polymers given in column I with monomers incolumn II and ma...

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  20. Why does cis-polyisoprene exhibit elasticity ?

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