MCQ
Which of the following reaction is correct?
- A$CH _3 CH _2 CH _2 NH _2 \xrightarrow[ H _2 O ]{ HNO_2,0^{\circ} C } CH _3 CH _2 OH + N _2+ HCl$
- ✓

- C

- D$\begin{aligned} C _2 H _5 CONH _2 & + Br _2+ NaOH \\ & \rightarrow C _2 H _5 CH _2 NH _2+ Na _2 CO _3+ NaBr + H _2 O \end{aligned}$

