Which of the following compounds is expected to be the most basic?

(1) Aniline

(2) Ethylamine

(3) Hydroxylamine

(4) Methylamine

Subtopic:  Amines - Preparation & Properties |
 69%
From NCERT
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The action of nitrous acid on a primary amine gives:

(1) nitroalkane

(2) alkyl nitrite

(3) alcohol

(4) secondary amine

Subtopic:  Amines - Preparation & Properties |
 80%
From NCERT
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The reaction,

CH3CN+4HNa/C2H5OHCH3CH2NH2 is called:

1. Hofmann's bromamide reaction

2. Mendius reaction

3. Sabatier reaction

4. None of the above

Subtopic:  Cyanides & Isocyanides |
 77%
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A colourless organic compound gave brisk effervescence with a mixture of NaNO2 and dil. HCl. It could be:

(1) glucose 

(2) oxalic acid

(3) urea 

(4)benzoic acid

Subtopic:  Amines - Preparation & Properties | Mechanism |
 65%
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Identify X in the sequence,

HNO2 C3H8H2SO4K2Cr2O7 C3H6O2

(1) CH3-NH-CH2-CH3

(2) CH3-CH2-CH2-NH2

(3) (CH3)3N

(4) none of the above

Subtopic:  Amines - Preparation & Properties |
 86%
From NCERT
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Aliphatic amines are ......basic than NH3 but aromatic amines are .....basic than NH3

(1) more, less

(2) less, more

(3) both (a) and (b) 

(4) none of these

Subtopic:  Amines - Preparation & Properties |
 90%
From NCERT
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Aliphatic amines are soluble in water because:

(1) they are basic.

(2) they are amino compounds.

(3) they are lighter than water.

(4) of formation of hydrogen bonds with water.

Subtopic:  Amines - Preparation & Properties |
 88%
From NCERT
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The general formula of quaternary ammonium compound  is:

(1) R-NH2

(2) R3N

(3) [R4N]+X-

(4) NH4X

Subtopic:  Amines - Preparation & Properties |
 94%
From NCERT
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Amines have:

1. garlic odour

2. fishy odour

3. jasmine odour

4. bitter almonds odour

Subtopic:  Amines - Preparation & Properties |
 77%
From NCERT
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Aqueous solution of urea is:

1. Acidic

2. Alkaline

3. Almost neutral

4. Amphoteric

Subtopic:  Urea & Nitro Compound |
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