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Question:

The polymer containing strong intermolecular forces like hydrogen bonding is: teflon, nylon -6,6, natural rubber, polystyrene

nylon -6,6

polystyrene

natural rubber

teflon

Solution:

Teflon is tetrafluoroethylene. It cannot form H-bonds as H atom is not attached to N, O or F. Nylon -6,6 is a polyamide. It can form hydrogen bonds as H atom is attached to amide N atom. Polystyrene is a polymer of styrene. It cannot form H-bonds as H atom is not attached to N, O or F. Natural rubber is cis -1,4-polyisoprene. It cannot form H-bonds as H atom is not attached to N, O or F. Thus, the polymer containing strong intermolecular forces (e.g. hydrogen bonding) is Nylon -6,6. Hence, the correct option is B