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प्रश्न
How will you distinguish between primary secondary and tertiary aliphatic amines?
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उत्तर
| S. No. | Reagents | 1° amine | 2° amine | 3° amine |
| (i) | Nitrous acid | Primary forms alcohols | Secondary forms N-nitroso amine | forms salt |
| (ii) | Chloroform and KOH | with CHCI3/KOH forms carbylamine | No reaction | No reaction |
| (iii) | Acetyl chloride | with CH3COCI forms N-alkyl acetamide | It forms N, N-dialkyl acetamide | No reaction |
| (iv) | Carbon disulphide and HgCl2 | with CS2 and HgCl2 alkyl isothiocyanate is formed. | No reaction | No reaction |
| (v) | Alkyl halide | with three moles of alkyl halide quaternary ammonium salt is formed. | with two moles of alkyl halide quarternary ammonium salt is formed. | with one mole of alkyl halide quarternary ammonium salt is formed. |
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संबंधित प्रश्न
Classify the following amine as primary, secondary or tertiary:
(C2H5)2NH
Which of the following amines does not undergo acetylation?
Write a short note on the following.
Mustard oil reaction
Account for the following.
pKb of aniline is more than that of methylamine.
Arrange the following:
In increasing order of solubility in water:
C6H5NH2, (C2H5)2NH, C2H5NH2
Arrange the following.
Increasing order of basic strength C6H5NH2, C6H5N(CH3)2, (C2H5)2NH and CH3NH2.
(C2H5)2CHNH2. The following amine can be classified as:
Name the distinguishing test for differentiating 1° amine from 2° and 3° amine.
Account for the following:
Aniline does not undergo Friedel-Crafts reaction.
Write short note on the following.
Ammonolysis
