question_answer

\[{{\text{C}}_{\text{6}}}{{\text{H}}_{\text{5}}}\text{-N}{{\text{O}}_{\text{2}}}\xrightarrow[\text{N}{{\text{H}}_{\text{4}}}\text{Cl}]{\text{Zn dust}}\text{A}\xrightarrow[\text{conc}\text{.HCl}]{\text{cold}}\text{B}\]A and B respectively are

A)         

B)       

C)       

D) None of the above

Correct Answer: A

Solution :