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MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryPractical Organic ChemistryEsters undergo hydrolysis in Presence of KOH

An organic compound is heated with HNO₂ at 0 °C and then the resulting solution is added to a solution -napthol whereby a brilliant red dye is produced. The observations indicate that the compound possesses.

A.-NO₂ group
B.-CONH₂ group
C.aromatic NH₂ group
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