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  4. Which reagent is used to differenciate between aldehyde and ketone?

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Q. Which reagent is used to differenciate between aldehyde and ketone?

NTA AbhyasNTA Abhyas 2020Aldehydes Ketones and Carboxylic Acids

Solution:

Fehling solution is Alkaline $CuSO_{4}+Na-K$ tartarate

Tollen’s reagent is $NH_{4}OH+AgNO_{3}$

Schiff’s reagent is $p-$ rosaniline hydrochloride or magneta

All these reagents are used to distinguish between aldehydes and ketones. Aldehydes reacts with all these reagents while ketones do not react.