The following reaction, 

is known by the name:

1. Friedel-Crafts reaction

2. Perkins reaction

3. Acetylation reaction

4. Schotten-Baumann reaction

Subtopic:  Amines - Preparation & Properties |
 61%
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Which of the following will be most stable diazonium salt RN2+X- ?

1. CH3N2+X-

2. C6H5N2+X-

3. CH3CH2N2+X-

4. C6H5CH2N2+X-

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 75%
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In a reaction of aniline a coloured product C was obtained.

The structure of C would be

(a) 

(b) 

(c) 

(d) 

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 78%
NEET - 2008
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Which one of the following is an amine hormone ?

(1) Thyroxine

(2) Oxypurin

(3) Insulin

(4) Progesterone

Subtopic:  Amines - Preparation & Properties |
 63%
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A given nitrogen-containing aromatic compound a reacts with Sn/HCl, followed by HNO2 to give an unsatable compound B.B, on treament with phenol, forms a beautiful coloured compound C with the molecular formula C12H10N2O. The structure of compound A is

 

Subtopic:  Urea & Nitro Compound |
 73%
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A reaction that can convert acetamide to methanamine is:

1. Carbylamine reaction

2. Hoffmann bromamide reaction

3. Stephens reaction

4. Gabriels phthalimide synthesis

Subtopic:  Amines - Preparation & Properties | Identification of Primary, Secondary & Tertiary Amines |
 86%
From NCERT
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Choose the appropriate sequence to maximize the yield of 3-chloro-aniline from benzene.
 

1. Chlorination, nitration, reduction

2. Nitration, chlorination, reduction

3. Nitration, reduction, chlorination

4. Nitration, reduction, acylation, chlorination, hydrolysis

Subtopic:  Amines - Preparation & Properties |
 56%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

An organic compound X (mol. formula C6H5O2N) has 6 carbon atoms in a ring system, three double bonds and also a nitro group as substituent X is:

1. Homocyclic but not aromatic

2. Aromatic but not homocyclic

3. Homocyclic and aromatic

4. Heterocyclic

Subtopic:  Urea & Nitro Compound |
 69%
From NCERT
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Potassium thiocyanate solution reacts with ferric chloride to give:

(1) pink colour

(2) deep blue colour

(3) green colour

(4) blood-red colour

Subtopic:  Amines - Preparation & Properties |
 55%
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The presence of NH4+ radical in solution can be detected by:

1. Fehling’s solution

2. Benedict’s solution

3. Schiff's reagent

4. Nessler’s reagent

 

Subtopic:  Identification of Primary, Secondary & Tertiary Amines |
 54%
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