Azo dye is prepared by the coupling of phenol and

Question

Azo dye is prepared by the coupling of phenol and (A) diazonium chloride (B) o-nitroaniline (C) benzoic acid (D) chlorobenzene

Tardigrade Admin · Accepted Answer

Azo dye is prepared by diazo coupling reaction of phenol with diazonium salt. <img class="img-fluid question-image" alt="image" src="https://cdn.tardigrade.in/img/question/chemistry/d9b3a213d7a7e0cab19c959ca1898ef5-.png" /> (- N = N -) group is called azo - group

Q. Azo dye is prepared by the coupling of phenol and

diazonium chloride

$o$ -nitroaniline

benzoic acid

chlorobenzene

Azo dye is prepared by diazo coupling reaction of phenol with diazonium salt.

$(- N = N -)$ group is called azo - group