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Polymers

Question
CBSEENCH12011189

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 

  •   and CH2 =CH-CH=CH2

Solution

B.

H2N-CH2-COOH and H2N-(CH2)5-COOH

Biodegradable polymers have a tendency to break down and lose their initial integrity.
straight H subscript 2 straight N minus CH subscript 2 minus COOH space plus HNH left parenthesis CH subscript 2 right parenthesis subscript 5 minus COOH
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space rightwards arrow from negative straight H subscript 2 straight O space space space space space to increment of
left square bracket negative HN minus CH subscript 2 minus CO minus NH minus left parenthesis CH subscript 2 right parenthesis subscript 5 minus CO minus right square bracket subscript straight n
space space Nylon space minus 2 minus nylon minus 6