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Q. No.

Match 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
Subtopic:  Diazonium Salts: Preparation, Properties & Uses | Mechanism |
 88%
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The product formed from the following reaction sequence is 
1. 2.
3. 4.
Subtopic:  Diazonium Salts: Preparation, Properties & Uses | Mechanism |
 73%
From NCERT
NEET - 2022
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Given below are two statements:
I Primary aliphatic amines react with HNO2 to give unstable diazonium salts.
II Primary aromatic amines react with HNO2 to form diazonium salts which are stable even above 300 K.
In the light of the above statements, choose the most appropriate answer from the options given below:
 
1. I is incorrect but II is correct
2. Both I and II are correct
3. Both I and II are incorrect
4. I is correct but II is incorrect
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
From NCERT
NEET - 2022
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In the chemical reactions,

the compounds 'A' and 'B', respectively, are:

1. Nitrobenzene and chlorobenzene

2. Nitrobenzene and fluorobenzene

3. Phenol and benzene

4. Benzene diazonium chloride and fluorobenzene

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 87%
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"A" in the below reaction is:


1. Cu2Cl2
2. H3PO2 and H2O
3. H+ / H2O
4. HgSO4 / H2SO4
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 76%
From NCERT
AIPMT - 2013
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Aniline in a set of reactions yielded a product D.
\(\xrightarrow[HCl]{NaNO_2}\ A\ \xrightarrow[]{CuCN}\ B\ \xrightarrow[Ni]{H_2}\ C\ \xrightarrow[]{HNO_2}\ D\)

The formula of the product D in the above mentioned reaction is

1. C6H5NHOH

2. C6H5NHCH2CH3

3. C6H5CH2NH2

4. C6H5CH2OH

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 69%
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The following reaction is the best method to introduce F to benzene:


The structure of intermediate compound A is:

1.  2.   
3.   4.  
 

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 83%
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The reagent 'R' in the given sequence of a chemical reaction is : 

   

1. HI 2. CuCN/KCN
3. H2O 4. CH3CH2OH
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 53%
From NCERT
NEET - 2021
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Identify the product in the following reaction: 

 
1. 2.
3. 4.
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 55%
From NCERT
NEET - 2023
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Choose the correct sequence of reagents in the conversion of 4-nitrotoluene to 2-bromotoluene.
1. NaNO2/HCl; Sn/HCl; Br2; H2O/H3PO2
2. Sn/HCl ; NaNO2/HCl; Br2;H2O/H3PO2
3. Br2;Sn/HCl;NaNO2/HCl;H2O/H3PO2
4. Sn/HCl;Br2;NaNO2/HCl;H2O/H3PO2
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
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NEET - 2023
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