Q. No.The correct order of decreasing basic strength of the given amines is:
| 1. | N-ethylethanamine > ethanamine > N -methylaniline > benzenamine |
| 2. | benzenamine > ethanamine > N -methylaniline >N-ethylethanamine |
| 3. | N -methylaniline > benzenamine > ethanamine >N-ethylethanamine |
| 4. | N-ethylethanamine > ethanamine > benzenamine >N-methylaniline |
Subtopic: Amines - Preparation & Properties |
56%
Level 3: 35%-60%
NEET - 2025
Please attempt this question first.
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Please attempt this question first.
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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Identify the major product C formed in the following reaction sequence:
1. Butylamine
2. Butanamide
3. \(\alpha-\) Bromobutanoic acid
4. Propylamine
1. Butylamine
2. Butanamide
3. \(\alpha-\) Bromobutanoic acid
4. Propylamine
Subtopic: Amines - Preparation & Properties |
64%
Level 2: 60%+
NEET - 2024
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Among the given reactions, which one does not result in the formation of a primary amine as the product?
| 1. |  |
| 2. |  |
| 3. |  |
| 4. |  |
Subtopic: Amines - Preparation & Properties |
76%
Level 2: 60%+
NEET - 2023
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Subtopic: Amines - Preparation & Properties |
Level 3: 35%-60%
NEET - 2023
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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 |
70%
Level 2: 60%+
NEET - 2022
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Subtopic: Amines - Preparation & Properties |
69%
Level 2: 60%+
NEET - 2022
Hints
Match Column-I (Reaction) with Column-II (Product formed) and mark the appropriate choice:
| Column-I (Reaction) |
Column-II (Product formed) |
||
| (a) | Gabriel synthesis | (i) | Benzaldehyde |
| (b) | Kolbe synthesis | (ii) | Ethers |
| (c) | Williamson synthesis | (iii) | Primary amines |
| (d) | Etard reaction | (iv) | Salicylic acid |
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (i) | (ii) | (iv) |
| 2. | (ii) | (iii) | (i) | (iv) |
| 3. | (iv) | (iii) | (i) | (ii) |
| 4. | (iii) | (iv) | (ii) | (i) |
Subtopic: Amines - Preparation & Properties |
82%
Level 1: 80%+
NEET - 2022
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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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What is the correct order of the methyl-substituted amines' basic strength in an aqueous solution?
1. CH3NH2 > (CH3)2NH > (CH3)3N
2. (CH3)2NH > CH3NH2 > (CH3)3N
3. (CH3)3N > CH3NH2 > (CH3)2NH
4. (CH3)2NH > (CH3)3N > CH3NH2
1. CH3NH2 > (CH3)2NH > (CH3)3N
2. (CH3)2NH > CH3NH2 > (CH3)3N
3. (CH3)3N > CH3NH2 > (CH3)2NH
4. (CH3)2NH > (CH3)3N > CH3NH2
Subtopic: Amines - Preparation & Properties |
77%
Level 2: 60%+
NEET - 2019
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