Q. No.The product B in the below mentioned reaction is:
\(Acetamide \overset{P_2O_5}{\longrightarrow}A\ \overset{4H}{\longrightarrow}\ B\)
1. CH3NH2
2. C2H5NH2
3. CH3CN
4. CH3COONH4
Subtopic: Amines - Preparation & Properties |
67%
Level 2: 60%+
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Subtopic: Amines - Preparation & Properties |
79%
Level 2: 60%+
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What is the name of the following reaction?
1. Friedel-Crafts reaction
2. Perkins reaction
3. Acetylation reaction
4. Schotten-Baumann reaction
Subtopic: Amines - Preparation & Properties |
50%
Level 3: 35%-60%
NEET - 2015
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The reaction of propanamide with ethanolic sodium hydroxide and bromine will give:
| 1. | Ethylamine | 2. | Methylamine |
| 3. | Propylamine | 4. | Aniline |
Subtopic: Amines - Preparation & Properties |
74%
Level 2: 60%+
NEET - 2020
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Select the correct option based on statements below:
| Assertion (A): | Only a small amount of HCI is required in the reduction of nitro compounds with iron scrap and HCI in the presence of steam. |
| Reason (R): | FeCl2 formed gets hydrolyzed to release HCI during the reaction. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | Both (A) and (R) are False. |
Subtopic: Amines - Preparation & Properties |
87%
Level 1: 80%+
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The incorrect statement among the following regarding the primary amine is:
| 1. | Alkyl amines are stronger bases than aryl amines |
| 2. | Alkyl amines react with nitrous acid to produce alcohols |
| 3. | Aryl amines react with nitrous acid to produce phenols |
| 4. | Alkyl amines are stronger bases than ammonia |
Subtopic: Amines - Preparation & Properties |
69%
Level 2: 60%+
AIPMT - 2010
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The number of structural isomers possible from the molecular formula C3H9N are:
| 1. | Four (4) | 2. | Five (5) |
| 3. | Two (2) | 4. | Three (3) |
Subtopic: Amines - Preparation & Properties |
56%
Level 3: 35%-60%
NEET - 2015
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Mark the reaction that does not yield aniline from the given options:
| 1. | Hydrolysis of phenyl isocyanide with an acidic solution |
| 2. | Degradation of benzamide with bromine in alkaline solution |
| 3. | Reduction of nitrobenzene with H2/Pd in ethanol |
| 4. | Treatment of potassium salt of phthalimide with chlorobenzene followed by hydrolysis in an aqueous NaOH solution |
Subtopic: Amines - Preparation & Properties |
65%
Level 2: 60%+
NEET - 2015
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Given below are two statements:
| Statement I: | Aniline does not undergo Friedel-Crafts alkylation reaction. |
| Statement II: | Aniline cannot be prepared through Gabriel synthesis. |
| 1. | Both Statement I and Statement II are incorrect. |
| 2. | Statement I is correct and Statement II is incorrect. |
| 3. | Statement I is incorrect and Statement II is correct. |
| 4. | Both Statement I and Statement II are correct. |
Subtopic: Amines - Preparation & Properties | Identification of Primary, Secondary & Tertiary Amines |
68%
Level 2: 60%+
NEET - 2024
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Match list-I with list-II:
| List-I (Amines) | List-II (pKb values) | ||
| (a) | N-Methylmethanamine | (i) | 9.30 |
| (b) | Ammonia | (ii) | 9.38 |
| (c) | N-Methylaniline | (iii) | 4.75 |
| (d) | Benzenamine | (iv) | 3.27 |
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (ii) | (i) | (iii) |
| 2. | (iv) | (iii) | (i) | (ii) |
| 3. | (iii) | (iv) | (i) | (ii) |
| 4. | (i) | (iv) | (iii) | (ii) |
Subtopic: Amines - Preparation & Properties |
71%
Level 2: 60%+
NEET - 2022
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