question_answer

\[2{{C}_{6}}{{H}_{5}}N{{H}_{2}}+C{{S}_{2}}+2KOH\xrightarrow[{}]{{}}\] Main product, the main product will be

A)  \[{{C}_{6}}{{H}_{5}}-N=C=S\]

B)  

C)  \[{{C}_{6}}{{H}_{5}}-\underset{\begin{smallmatrix}  || \\  O \end{smallmatrix}}{\mathop{C}}\,-N{{H}_{2}}\]

D)  None of these

Correct Answer: B

Solution :

 \[\underset{aniline}{\mathop{2{{C}_{6}}{{H}_{5}}-N{{H}_{2}}}}\,+C{{S}_{2}}+2KOH\xrightarrow[{}]{{}}\] This reaction is called Hofmann mustard oil reaction.