Advertisements
Advertisements
प्रश्न
Assertion: Hoffmann’s bromamide reaction is given by primary amines.
Reason: Primary amines are more basic than secondary amines.
विकल्प
Both assertion and reason are wrong.
Both assertion and reason are correct statements but reason is not correct explanation of assertion.
Assertion is correct statement but reason is wrong statement.
Both assertion and reason are correct statements and reason is correct explanation of assertion.
Assertion is wrong statement but reason is correct statement.
Advertisements
उत्तर
Assertion is correct statement but reason is wrong statement.
Explanation:
Hofmann’s bromamide reaction is given by amides, not by amines. Moreover, primary amines are basic than secondary amines.
APPEARS IN
संबंधित प्रश्न
Accomplish the following conversion:
Nitrobenzene to benzoic acid
Why cannot aromatic primary amines be prepared by Gabriel phthalimide synthesis?
Identify 'A' and 'B' in the following reaction and rewrite the complete reaction :
Give the structures of A, B and C in the following reactions :
Write structures of compounds A and B in each of the following reactions:
Name the process of breaking C-X bond by ammonia in preparation of amines.
Identify the product 'A' in the following reaction.
\[\ce{Aniline ->[(CH3CO)2O][Pyridine] A}\]
Which of the following reactions is appropriate for converting benzamide to aniline?
Which of the following reagents is used in Mendius reduction reaction of alkyl cyanide?
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?
Reduction of nitrobenzene by which of the following reagent gives aniline?
(i) \[\ce{Sn/HCl}\]
(ii) \[\ce{Fe/HCl}\]
(iii) \[\ce{H2 - Pd}\]
(iv) \[\ce{Sn/NH4OH}\]
How will you carry out the following conversion?
Ethylamine can be prepared by the action of bromine and caustic potash on which compound?
Reduction of nitro alkanes yields which compound?
Which of the following CANNOT be prepared by ammonolysis of alkyl halide?
A compound 'A' on reduction with iron scrap and hydrochloric acid gives compound 'B' with molecular formula C6H7N. Compound 'B' on reaction with CHCl3 and alcoholic KOH produces an obnoxious smell of carbylamine due to the formation of 'C'. Identify 'A', 'B' and 'C' and write the chemical reactions involved.
Give reasons for the following:
Ammonolysis of alkyl halides is not a good method to prepare pure primary amines.
Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?
Identify the product ‘C’ in the following reaction.
\[\ce{Aniline ->[(CH3CH)2O][Pyridine] A ->[Br2][CH3COOH] B ->[H^+ or OH^-] C}\]
