Question

Synthetic fibres like nylon-66 are very strong because

• A. They have high molecular weights and high melting points
• B. They have a high degree of cross-linking by strong $C - C$ bond
• C. They have linear molecules consisting of very long chains
• D. They have linear molecules interlinked with forces like hydrogen bonding

Answer 1

Answer: (D)

They have linear molecules interlinked with forces like hydrogen bonding

Answer 2

They have linear molecules interlinked with forces like hydrogen bonding.