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JEE Main Chemistry question

ChemistryOrganic Oxidation & Reduction ReactionsJEE Main

Ethanol vapours are passed over heated copper at 300 °C and the product is treated with aqueous NaOH. The final product is:

Answer: (C)

Solution

Cu/300 °C dehydrogenates ethanol to acetaldehyde; aqueous NaOH then promotes aldol condensation of acetaldehyde to give 3-hydroxybutanal

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Question ID VK-149737