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The solvent used in the preparation of butyl rubber is ____________

(a) Methyl iodide

(b) Methyl halide

(c) Methyl chloride

(d) Methyl sulphide

The question was posed to me in an online interview.

The origin of the question is Elastomers topic in chapter Polymers of Engineering Chemistry I

1 Answer

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Right choice is (c) Methyl chloride

For explanation: The solvent used in the preparation of butyl rubber is methyl chloride. Butyl rubber is a synthetic rubber, a copolymer of isobutylene with isoprene.

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