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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Urea is not used:

1. As fertilizer

2. In the manufacture of plastic

3. In the preparation of medicines

4. In the purification of water

Subtopic:  Urea & Nitro Compound |
 64%
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Nitroparaffins on reduction give:

1. Amide

2. Alkylamine

3. Ammonium salt

4. Acetanilide

Subtopic:  Urea & Nitro Compound |
 67%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following is not a nitro derivative?

1. C6H5NO2

2. CH3CH2ONO

3. CH3C|CH3H-NO=O

4. C6H4(OH)NO2

Subtopic:  Urea & Nitro Compound |
 64%
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Which of the following amines is optically active?

(1) CH3NH2

(2) CH3NHCH3

(3) CH3CH2CH2-N|CH3-C2H5

(4) Sec. butylamine

Subtopic:  Amines - Preparation & Properties |
From NCERT
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The number of π-bonds in the formula given below, NC-CH=CH-CN are:

(1) 5

(2) 4

(3) 3

(4) 2

Subtopic:  Amines - Preparation & Properties |
 84%
From NCERT
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The product yield from the reaction of a ketone and 1° amine is:

1. Amides

2. Oximes

3. Urea

4. Imines

Subtopic:  Mechanism |
 58%
From NCERT
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The compound formed when malonic ester reacts with urea is:

(1) cinnamic acid

(2) butyric acid

(3) barbituric acid

(4) crotonic acid

Subtopic:  Amines - Preparation & Properties |
 57%
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Ethylamine reacts with nitrosyl chloride (NOCl) to form:

(1) ethyl chloride

(2) ethyl alcohol

(3) ethyl nitrite

(4) nitroethane

Subtopic:  Amines - Preparation & Properties |
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