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REDOX REACTIONS AND ELECTROCHEMISTRY
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Question
In reaction (d), C6H5CHO + 2Cu²⁺ + 5OH⁻ → no change, why?
A. Because Cu²⁺ is not strong enough oxidant
B. Because aromatic aldehydes do not reduce Cu²⁺ to Cu2O in Fehling's test
C. Because reaction needs acid medium
D. Because benzaldehyde evaporates
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