Question

When aniline is treated with sodium nitrite and hydrochloric acid at 0^oC, it gives

• A. Phenol and $N_{2}$
• B. Diazonium salt
• C. Hydrazo compound
• D. No reaction takes place

Answer 1

Answer: (B)

Diazonium salt

Answer 2

$C_{6}H_{5}NH_{2}\overset{\quad NaNO_{2} + HCl0^{o}C\quad}{\rightarrow}C_{6}H_{5}N_{2}Cl$