Advertisements
Advertisements
प्रश्न
Identify X in the sequence given below
विकल्प
उत्तर
APPEARS IN
संबंधित प्रश्न
Product ‘P’ in the above reaction is:
Write a short note on the following.
Coupling reaction
Write a short note on the following.
Gomberg reaction
Account for the following.
Diazonium salts of aromatic amines are more stable than those of aliphatic amines.
Account for the following.
Amines are more basic than amides.
Identify A, B, C and D.
\[\ce{aniline + benzaldehyde -> A ->[Conc. HNO3][B] C + D}\]
A dibromo derivative (A) on treatment with KCN followed by acid hydrolysis and heating gives a monobasic acid (B) along with the liberation of CO2. (B) on heating with liquid ammonia followed by treating with Br2/KOH gives (C) which on treating with NaNO2 and HCl at low temperature followed by oxidation gives a monobasic acid (D) having molecular mass 74. Identify A to D.
Why is \[\ce{NH2}\] group of aniline acetylated before carrying out nitration?
Coupling of benzene diazonium chloride with 1-naphthol in alkaline medium will give:
The major product of the following reaction is:
