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JEE Main levelSingle correct optionDifficulty 2 of 3pl043

Nylon 2-nylon 6 is best described as

  1. Aa polyamide of hexamethylenediamine and adipic acid, which is biodegradable
  2. Ban alternating polyamide of glycine and 6-aminohexanoic acid, which is biodegradable
  3. Ca polyamide of glycine and 6-aminohexanoic acid, which is non-biodegradable because of its amide links
  4. Da polyester of glycine and 6-aminohexanoic acid, which is biodegradable

Answer: B

Nylon 2-nylon 6 is built from glycine () and 6-aminohexanoic acid by amide links and is biodegradable as the amide bonds between amino acids can be broken by enzymes. It is a polyamide, not a polyester.
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