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JEE Main Chemistry question

ChemistryOrganic Oxidation & Reduction ReactionsJEE Main

CH₃CHO + 2Cu²⁺ + 5OH⁻ →(Δ) [red-brown precipitate] + .... The change that occurs is Cu²⁺ → Cuˣ⁺. The value of x is .

Answer: 1

Solution

This is Fehling's test: the aldehyde reduces Cu²⁺ (cupric, blue

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Question ID VK-150160