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MCQ
What is the product when ethanol undergoes oxidation with acidified K2Cr2O7?
Chemistry
A Ethane
B Ethanal (acetaldehyde)
C Ethanoic acid
D Ethyl acetate
Explanation

Mild oxidation of ethanol with acidified K2Cr2O7 produces ethanal (acetaldehyde). With excess oxidant and heating, it further oxidizes to ethanoic acid.

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