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Question
What is the action of following reagents on acetaldehyde?
Acidified potassium dichromate
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Solution
Acetaldehyde is oxidized to the acetic acid by potassium dichromate in an acidic medium.
\[\ce{\underset{\text{Acetaldehyde}}{H3C - CHO} ->[K2Cr2O7][dil. H2SO4] \underset{\text{Acetic acid}}{H3C - COOH}}\]
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