1.

Arrange the following polymers in increasing order of their intermolecular forces : (i) Buna-S, Nylon-6,6 ,Polythene (ii) Neoprene, PVC, Nylon-6

Answer» The increasing intermolecular forces of attraction follows the order :
Elastomer `lt` Plastic `lt` Fibre
(ii) Buna-N `lt` Polystyrene `lt` Dacron


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