Q. $C_{6}H_{5}NH_{2}\underset{HCl}{\overset{{{NaNO}_{2}\ }_{\ }}{\rightarrow}}X\ \overset{{Cu}_{2}(CN)_{2}}{\rightarrow}\ Y{\ \overset{H_{2}O/H^{+}}{\rightarrow}Z}$ Z is identified as
A) $C_{6}H_{5} - NH - CH_{3}$
B) $C_{6}H_{5} - COOH$
C) $C_{6}H_{5} - CH_{2} - NH_{2}$
D) $C_{6}H_{5} - CH_{2}COOH$
Explanation
The correct answer is Option B: $C_{6}H_{5} - COOH$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.