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CBSE

Subject

Chemistry
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NEET Chemistry : Polymers

Multiple Choice Questions

1.

Which is the monomer of neoprene in the following

  • CH subscript 2 space equals CH minus straight C identical to CH
  • CH subscript 2 space equals space straight C space minus CH space equals CH subscript 2
space space space space space space space space space space space space space space vertical line
space space space space space space space space space space space space space space CH subscript 3
  • CH subscript 2 space equals space straight C space minus CH space equals CH subscript 2
space space space space space space space space space space space space space space vertical line
space space space space space space space space space space space space space Cl
  • CH subscript 2 space equals space straight C space minus CH space equals CH subscript 2
space space space space space space space space space space space space space space vertical line
space space space space space space space space space space space space space Cl


2.

Nylon  is an example of 

  • Polyester

  • Polysaccharide

  • polyamide

  • polyamide



3.

Which of the following organic compounds polymerises to form the polyester dacron?

  • Propylene and para HO-(C6H4)-OH

  • Benzoic acid and ethanol

  • Terephthalic acid and ethylene glycol

  • Terephthalic acid and ethylene glycol



4.

Natural rubber has

  • All trans-configuration

  • Alternate cis and trans configuration

  • Random cis and trans configuration

  • Random cis and trans configuration



5.

Which of these is not a monomer for high molecular mass silicone polymer?

  • MeSiCl3

  • Me2SiCl2

  • Me3SiCl

  • Me3SiCl



6.

Which of the following is not condensation polymer?

  • Melamine

  • Glyptal

  • Dacron

  • Dacron



7.

Which one of the following sets forms the biodegradable polymer?

  • CH2 =CH-CN and CH2 =CH-CH=CH2

  • H2N-CH2-COOH and H2N-(CH2)5-COOH

  • HO-CH2-CH2-OH and 

  • HO-CH2-CH2-OH and 



8.

Which one of the following is an example of a thermosetting polymer?



9.

Which of the following statements is false?

  • Artificial silk is derved from cellulose

  • Nylon-66 is an example of elastomer

  • The repeat unit  in natural rubber isoprene

  • The repeat unit  in natural rubber isoprene



10.

Biodegradable polymer which can be produced from glycine and aminocapric acid is

  • nylon 2-nylon 6

  • PHBV

  • buna -N

  • buna -N



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