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Resole is prepared by the action of phen...

Resole is prepared by the action of phenol and formaldehyde in the presence of ____ as a catalyst.

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CHHAYA PUBLICATION-POLYMERS -EXERCISE
  1. Give an example of biodegradable polymer and mention its use.

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  2. is the monomer of teflon

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  3. Resole is prepared by the action of phenol and formaldehyde in the pre...

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  4. The chemical name of natural rubber is

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  5. The rubber prepared by the copolymerisation of butadiene and acrylonit...

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  6. polymerisation is also known as living polymerisation.

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  7. Glyptal is a/an resin.

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  8. and are the monomers of nylon 6,6.

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  9. polymerisation is used in the preparation of polyvinyl chloride from v...

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  10. Out of polyvinyl chloride and bakelite, thermoplastic polymer. is a t...

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  11. Out of LDPE and HDPE, has more number of side chains in its polymer c...

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  12. Biodegradable polymers are acted upon by

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  13. Classify the following as addition and condensation polymers: nylon, s...

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  14. Why don't polymers have a sharp melting point?

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  15. Name two monomers that take part in addition polymerisation.

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  16. Mention the various stages in addition polymerisation.

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  17. Give an example each of free radical, cationic and anionic polymerisat...

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  18. How does chain initiation and chain propagation take place in free rad...

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  19. What do you mean by A-A and AA-BB polymerisation? Give an example of e...

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  20. What is copolymerisation? What is its purpose?

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