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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The product formed from the following reaction sequence is 
1. 2.
3. 4.
Subtopic:  Diazonium Salts: Preparation, Properties & Uses | Mechanism |
 72%
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NEET - 2022
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Match list-I with list-II:

List-I (Amines) List-II (pKb values)
(a) N-methylmethanamine (i) 9.30
(b) Ammonia (ii) 9.38
(c) N-methylaniline (iii) 4.75
(d) Benzenamine (iv) 3.27
Choose the correct answer from the options given below:
(a) (b) (c) (d)
1. (iv) (ii) (i) (iii)
2. (iv) (iii) (i) (ii)
3. (iii) (iv) (i) (ii)
4. (i) (iv) (iii) (ii)
Subtopic:  Amines - Preparation & Properties |
 66%
From NCERT
NEET - 2022
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 The major product (P) formed in the following reaction sequence is :

1. 2.
3. 4.
Subtopic:  Amines - Preparation & Properties |
 66%
From NCERT
NEET - 2022
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Match column I (Reaction) with column II (Product formed) and mark the appropriate choice:
Column - I
(Reaction)
Column - II
(Product formed)
(a) Gabriel synthesis (i) Benzaldehyde
(b) Kolbe synthesis (ii) Ethers
(c) Williamson synthesis (iii) Primary amines
(d) Etard reaction (iv) Salicylic acid
 
(a) (b) (c) (d)
1. (iii) (i) (ii) (iv)
2. (ii) (iii) (i) (iv)
3. (iv) (iii) (i) (ii)
4. (iii) (iv) (ii) (i)
Subtopic:  Amines - Preparation & Properties |
 79%
From NCERT
NEET - 2022
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Among the given reactions, which one does not result in the formation of a primary amine as the product?
 
1.
2.  
3.
4.
Subtopic:  Amines - Preparation & Properties |
 71%
From NCERT
NEET - 2023
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Identify the product in the following reaction: 

 
1. 2.
3. 4.
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
 52%
From NCERT
NEET - 2023
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The least basic compounds/species among the following is:
1. 2.
3. 4.
Subtopic:  Amines - Preparation & Properties |
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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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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 |
 52%
From NCERT
NEET - 2021
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