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Q. No.Given below are two statements:
In the light of the above statements, choose the correct answer from the option given below :
1. Both Statement I and Statement II are false.
2. Statement I is correct but Statement II is false.
3. Statement I is incorrect but Statement II is true.
4. Both Statement I and Statement II are true.
| 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 false.
2. Statement I is correct but Statement II is false.
3. Statement I is incorrect but Statement II is true.
4. Both Statement I and Statement II are true.
Subtopic: Amines - Preparation & Properties | Identification of Primary, Secondary & Tertiary Amines |
62%
From NCERT
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 |
58%
From NCERT
NEET - 2024
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Match List-I with List-II
Choose the correct answer from the options given below:
1. A-II, B-III, C-I, D-IV
2. A-III, B-II, C-I, D-IV
3. A-II, B-I, C-III, D-IV
4. A-I, B-III, C-II, D-IV
| List-I (Amine) |
List-II \(\textbf{(pK}_{\beta} ~\textbf{value}) \) |
||
| A. | Benzenamine | I. | 3.38 |
| B. | Phenylmethanamine | II. | 9.38 |
| C. | Methenamine | III. | 4.70 |
| D. | N-Ethylethanamine | IV. | 3.0 |
1. A-II, B-III, C-I, D-IV
2. A-III, B-II, C-I, D-IV
3. A-II, B-I, C-III, D-IV
4. A-I, B-III, C-II, D-IV
Subtopic: Identification of Primary, Secondary & Tertiary Amines |
64%
From NCERT
NEET - 2024
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Match List-I with List-II
Choose the correct answer from the options given below:
1. A-IV, B-III, C-II, D-I
2. A-IV, B-II, C-III, D-I
3. A-IV, B-II, C-I, D-III
4. A-II, B-III, C-I, D-IV
| List-I (Reagent) |
List-II (name of the reaction) |
||
| A. | Carbylamine test | I. | Phenol |
| B. | Bayer's test | II. | Acetone |
| C. | Iodoform test | III. | Ethylene |
| D. | Phthalein dye test | IV. | Aniline |
Choose the correct answer from the options given below:
1. A-IV, B-III, C-II, D-I
2. A-IV, B-II, C-III, D-I
3. A-IV, B-II, C-I, D-III
4. A-II, B-III, C-I, D-IV
Subtopic: Identification of Primary, Secondary & Tertiary Amines |
77%
From NCERT
NEET - 2024
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Given below are two statements:
In the light of the above statements, choose the correct answer from the option given below:
1. Both Statement I and Statement II is true.
2. Both Statement I and Statement II is false.
3. Statement I is true but Statement II is false.
4. Statement I is false but Statement II is true.
| Statement I: | Benzendiazonium chloride is a colourless crystalline solid. It is insoluble in water but reacts with water when warmed. |
| Statement II: | Benzendiazonium chloride on reacting with HCI in presence of copper powder gives chlorobenzene as the product. This is an example of Gatterman reaction. |
In the light of the above statements, choose the correct answer from the option given below:
1. Both Statement I and Statement II is true.
2. Both Statement I and Statement II is false.
3. Statement I is true but Statement II is false.
4. Statement I is false but Statement II is true.
Subtopic: Diazonium Salts: Preparation, Properties & Uses |
From NCERT
NEET - 2024
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The compound that does not undergo Friedel-Crafts alkylation reaction but gives a positive carbylamine test is:
1. Aniline
2. Pyridine
3. N-Methylaniline
4. Triethylamine
Subtopic: Mechanism |
77%
From NCERT
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 |
71%
From NCERT
NEET - 2023
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Subtopic: Diazonium Salts: Preparation, Properties & Uses |
55%
From NCERT
NEET - 2023
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Subtopic: Amines - Preparation & Properties |
From NCERT
NEET - 2023
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Choose the correct sequence of reagents in the conversion of 4-nitrotoluene to 2-bromotoluene.
1. NaNO2/HCl; Sn/HCl; Br2; H2O/H3PO2
2. Sn/HCl ; NaNO2/HCl; Br2;H2O/H3PO2
3. Br2;Sn/HCl;NaNO2/HCl;H2O/H3PO2
4. Sn/HCl;Br2;NaNO2/HCl;H2O/H3PO2
1. NaNO2/HCl; Sn/HCl; Br2; H2O/H3PO2
2. Sn/HCl ; NaNO2/HCl; Br2;H2O/H3PO2
3. Br2;Sn/HCl;NaNO2/HCl;H2O/H3PO2
4. Sn/HCl;Br2;NaNO2/HCl;H2O/H3PO2
Subtopic: Diazonium Salts: Preparation, Properties & Uses |
From NCERT
NEET - 2023
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