An azo dye is formed by the interaction of an | vedclass

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(A) The correct answer is $(A)$. This is a coupling reaction in which an aromatic diazonium salt (e.g.,$C_6H_5N_2Cl$) reacts with a phenol or an aroma

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$A$ phenol

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(A) The correct answer is $(A)$. This is a coupling reaction in which an aromatic diazonium salt (e.g.,$C_6H_5N_2Cl$) reacts with a phenol or an aromatic amine to form an azo compound,which acts as a dye. The reaction is: $C_6H_5N_2Cl + C_6H_5OH \rightarrow C_6H_5-N=N-C_6H_4OH + HCl$ (Benzene diazonium chloride + Phenol $\rightarrow$ $p$-hydroxyazobenzene).

An azo dye is formed by the interaction of an aromatic diazonium chloride with:

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