Question

For the diazonium ions the order of reactivity towards diazo-coupling with phenol in the presence of dilute $NaOH$ is:

• A. I $<$ IV $<$ II $<$ III
• B. I $<$ III $<$ IV $<$ II
• C. III $<$ I $<$ II $<$ IV
• D. III $<$ I $<$ IV $<$ II

Answer 1

The correct option is A I $<$ IV $<$ II $<$ III

The order of reacting towards diazo coupling with phenol in the presence of dilute $NaOH$ of these diazonium ions is :-