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JEE Main levelSingle correct optionDifficulty 2 of 3pl122

Which polymer is correctly matched with its class based on intermolecular forces?

  1. ANylon 6,6 - fibre
  2. BNeoprene - fibre
  3. CPolystyrene - elastomer
  4. DBakelite - thermoplastic

Answer: A

Nylon 6,6 has strong hydrogen bonding between amide groups, which is typical of fibres. Polystyrene is a thermoplastic, bakelite is thermosetting and neoprene is an elastomer.
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