- 1(current)
Q. No.Which of the following bases is the strongest in an aqueous medium?
1. CH3NH2
2. NCCH2NH2
3. (CH3)2NH
4. C6H5NHCH3
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAcid anhydrides on reaction with primary amines give
1. amide
2. imide
3. secondary amine
4. imine
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the reactions given in Column I with the statements given in Column II.
| Column I | Column II |
| A. Ammonolysis | 1. Amine with a lesser number of carbon atoms |
| B. Gabriel phthalimide synthesis | 2. Detection test for primary amines. |
| C. Hofmann bromamide reaction | 3. Reaction of phthalimide with KOH and R—X |
| D. Carbylamine reaction | 4. Reaction of alkyl halides with NH3 |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 1 | 4 | 2 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 1 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| Assertion (A): | Acylation of amines gives a monosubstituted product whereas alkylation of amines gives a polysubstituted product. |
| Reason (R): | Acyl group sterically hinders the approach of further acyl groups. |
| 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. | (A) is false but (R) is true. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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