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JEE Main 2026 Chemistry question

ChemistryOrganic Oxidation & Reduction ReactionsJEE Main 2026

An organic compound "x" where molar ratio of C, O and H are equal, on treatment with 50% KOH under reflux followed by acidification produced "y". The most likely structure of "y" is: [Molar mass of 'x' is 58 g mol⁻¹]

Answer: (C)

Solution

Equal C:H:O and M = 58 give the formula C₂H₂O₂ (glyoxal, OHC−CHO). With no α-hydrogen, glyoxal undergoes an

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Question ID VK-015175