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What is the major product formed when ethanol is dehydrated with concentrated H2SO4 at 413K?

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in Chemistry – Class 12 by (188k points)
What is the major product formed when ethanol is dehydrated with concentrated H2SO4 at 413K?

(a) Ethene

(b) Methoxymethane

(c) Methoxyethane

(d) Ethoxyethane

The question was asked during an interview for a job.

Query is from Ethers topic in portion Alcohols, Phenols and Ethers of Chemistry – Class 12

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The correct answer is (d) Ethoxyethane

Best explanation: Symmetrical ethers are formed when alcohols are dehydrated with H2SO4 at controlled temperatures. This is an SN2 reaction involving the attack of alcohol molecule on a protonated alcohol to give ethers.

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