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Because of its hydrocarbon nature, butyl rubber is soluble in hydrocarbon solvents but has excellent resistance to polar solvents like alcohol and acetone.

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in Engineering Chemistry I by (506k points)
Because of its hydrocarbon nature, butyl rubber is soluble in hydrocarbon solvents but has excellent resistance to polar solvents like alcohol and acetone.

(a) True

(b) False

The question was asked during an interview.

My question is from Elastomers topic in chapter Polymers of Engineering Chemistry I

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Correct choice is (a) True

Explanation: Because of its hydrocarbon nature, butyl rubber is soluble in hydrocarbon solvents but has excellent resistance to polar solvents like alcohol and acetone. Butyl rubber and halogenated rubber are used for the inner liner that holds the air in the tire.

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