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  4. An acid chloride and a carboxylic acid can be distinguished with

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Q. An acid chloride and a carboxylic acid can be distinguished with

NTA AbhyasNTA Abhyas 2022

Solution:

RCOCl reacts with $H_{2}O$ to release $Cl^{-}$ ions, which react with $AgNO_{3}$ to form $AgCl\left(s\right)$ , insoluble in $HNO_{3}$ . The acid forms a precipitate of RCOOAg, soluble in dil. $HNO_{3}$ .