When acetamide is treated with $Br_{2}$ and caustic soda,the product formed is

When propanamide reacts with $Br_2$ and $NaOH$,which of the following compounds is formed?

In a set of reactions,$m$-bromobenzoic acid gave a product $D$. Identify the product $D$.
$m$-bromobenzoic acid $\xrightarrow{SOCl_2} B$ $\xrightarrow{NH_3} C$ $\xrightarrow{Br_2, NaOH} D$

Identify $B$ in the following conversion: $CH_3-I$ $\xrightarrow{KCN} A$ $\xrightarrow{Na / C_2H_5OH} B$

The total number of reagents from those given below,that can convert nitrobenzene into aniline is ..... . (Integer answer)
$I.$ $Sn/HCl$
$II.$ $Sn/NH_4OH$
$III.$ $Fe/HCl$
$IV.$ $Zn/HCl$
$V.$ $H_2-Pd$
$VI.$ $H_2-$ Raney Nickel

Aromatic nitriles $(ArCN)$ are not prepared by which reaction?