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Due to the chain stiffening effect of a benzene ring, polystyrene is hard but brittle.

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in Engineering Chemistry I by (506k points)
Due to the chain stiffening effect of a benzene ring, polystyrene is hard but brittle.

(a) True

(b) False

The question was posed to me in an online interview.

My query is from Thermoplastic Polymers topic in division Polymers of Engineering Chemistry I

1 Answer

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Right answer is (a) True

The explanation is: Due to chain stiffening effect of a benzene ring, polystyrene is hard but brittle. Polystyrene is also used for producing disposable plastic cutlery and dinnerware

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