Advertisements
Advertisements
प्रश्न
Write the reaction of aromatic primary amine with nitrous acid.
उत्तर
Aromatic amine react with nitrous acid (prepared in situ from NaNO2 and a mineral acid such as HCl) at 273 − 278 K to form stable aromatic diazonium salts, i.e., NaCl and H2O.
APPEARS IN
संबंधित प्रश्न
Give the structure of A, B and C in the following reaction:
\[\ce{C6H5N2Cl ->[CuCN] A ->[H2O/H+] B ->[NH3][\Delta] C}\]
Explain the mechanism of action of hydroiodic acid on 3-methylbutan-2-ol.
Mention 'two' uses of propan-2-one.
Write structures of compounds A and B in each of the following reactions:
Answer the following
Explain the ammonolysis of alkyl halides.
Identify the product obtained when benzyl chloride undergoes ammonolysis in presence of excess ammonia followed by the reaction with two moles of methyl iodide.
For producing amines, the reaction of nitro compounds with iron scrap is preferred because:
Hoffmann Bromamide Degradation reaction is shown by ______.
Among the following amines, the strongest Brönsted base is:
Which of the following methods of preparation of amines will give same number of carbon atoms in the chain of amines as in the reactant?
Which of the following reactions are correct?
(i)
(ii)
(iii)
(iv)
How will you carry out the following conversions?
How will you carry out the following conversions?
Assertion: Aromatic 1° amines can be prepared by Gabriel Phthalimide Synthesis.
Reason: Aryl halides undergo nucleophilic substitution with anion formed by phthalimide.
Give reasons for the following:
Ammonolysis of alkyl halides is not a good method to prepare pure primary amines.
Methyl amine on reaction with chloroform in the presence of NaOH gives ______.
Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?
Write short note on the following:
Ammonolysis
Write short note on the following.
Ammonolysis.
