MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryCarboxylic Acids and DerivativesPreparation of Carboxylic Acid

In which case yield of the carboxylic acid is maximum? (a) H O KCN,DMSO CH CH CH CH Br ->-> (b) (c)

D.Equivalent yield

Explanation

Since DMSO solvent is used prefer SN2 reaction primary alkyl halide is more reactive.

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