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प्रश्न
Account for the following:
Aniline cannot be prepared by the ammonolysis of chlorobenzene under normal conditions.
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उत्तर
In case of chlorobenzene, the C – Cl bond is quite difficult to break as it acquires a partial double bond character due to conjugation. So Under the normal conditions, ammonolysis of chlorobenzene does not yield aniline.
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संबंधित प्रश्न
Give the structures of A, B and C in the following reactions :
Give the structures of A, B and C in the following reactions :
What product is formed when \[\ce{R - C ≡ N}\] is hydrolysed?
Identify the product obtained when benzamide is treated with bromine and aqueous sodium hydroxide?
Nitro compounds are reduced by iron scrap and hydrochloric acid to yield one of the following compounds:
Which of the following amines can be prepared by Gabriel synthesis.
(i) Isobutyl amine
(ii) 2-Phenylethylamine
(iii) N-methylbenzylamine
(iv) Aniline
Write following conversions:
nitrobenzene `->` acetanilide
Match the reactions given in Column I with the statements given in Column II.
| Column I | Column II | ||
| (i) | Ammonolysis | (a) | Amine with lesser number of carbon atoms |
| (ii) | Gabriel phthalimide synthesis | (b) | Detection test for primary amines. |
| (iii) | Hoffmann Bromamide reaction | (c) | Reaction of phthalimide with \[\ce{KOH}\] and \[\ce{R-X}\] |
| (iv) | Carbylamine reaction | (d) | Reaction of alkylhalides with \[\ce{NH3}\] |
Which of the following statement(s) is/are incorrect in case of Hofmann bromamide degradation?
Amides can be converted into amines by the reaction named ______.
