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Question
Give a chemical test to distinguish between the following pair of compound:
Ethanol and Ethanal
Short Note
Solution
Fehling solution: Ethanal reacts with Fehling's solution to produce brick red ppt, when ethanol does not.
- \[\ce{\underset{Ethanal}{CH3CHO} + 2Cu+ + 5OH- -> CH3CO- + Cu2O + 3H2O}\]
- \[\ce{\underset{Ethanol}{CH3OH} + 2Cu+ + 5OH- -> No reaction}\]
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Methods of Preparation and Manufacture of Alcohol - Manufacture of Methanol by Bosch Process and Ethanol by Fermentation of Carbohydrates
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Give a chemical test to distinguish between the following pair of compound:
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