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JEE Main 2026 Chemistry question

ChemistryAldehydes, Ketones and Carboxylic AcidsJEE Main 2026

'x' is the product which is obtained from benzene by reacting it with carbon monoxide and hydrogen chloride in the presence of cuprous chloride. 'y' is the major product obtained from the benzene by reacting it with ethanoyl chloride in the presence of anhydrous AlCl₃. Product (major) obtained by heating x and y in the presence of alkali is z. Total number of π (pi) electrons in z is .

Answer: 16

Solution

x is benzaldehyde (Gattermann–Koch) and y is acetophenone (Friedel–Crafts acylation). Heating them with alkali gives the

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Question ID VK-015781