Q36 of 74 Page 158

What happens when benzene diazonium chloride is heated with water?

Phenol is formed.

• When benzene diazonium chloride is heated with water, Phenol is formed along with the by-products, Nitrogen gas and Hydrochloric acid.


• The chemical reaction involved is:



• This reaction is commonly used for the synthesis of phenol from Aniline. When Aniline is treated with NaNO2/ HCl, a Diazonium salt is formed.


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