Whose melting point is the highest?

1. Primary amines 2. Secondary amines
3. Tertiary amines 4. Quaternary amines

Subtopic:  Amines - Preparation & Properties |
 69%
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The reagent that is used to change nitromethane into methylhydroxylamine is: 

1. Zn/NaOH

2. Sn/HCl

3. Zn/NH4Cl

4. Zn/HCl

Subtopic:  Urea & Nitro Compound |
 58%
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Which of the following amines doesn't give the carbylamine reaction?

1. Ethylamine 2. Dimethylamine
3. Methylamine 4. Phenylamine
Subtopic:  Identification of Primary, Secondary & Tertiary Amines |
 80%
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Which of the following is most reactive to electrophilic substitution?

1. Nitrobenzene 2. Aniline
3. Aniline hydrochloric 4. n-Acetylaniline
Subtopic:  Amines - Preparation & Properties |
 56%
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Cyanoform is a _____ acid than chloroform. 

1. Weaker

2. Neutral

3. Stronger

4. Both acidic and basic

Subtopic:  Cyanides & Isocyanides |
 59%
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When   is reduced with Sn / HCl, the pair of products formed is :

1. Ethanol, hydroxylamine hydrochloride 
2. Ethanol, ammonium hydroxide
3. Ethanol, NH2OH
4. \(C_3H_5NH_2, H_2O\)

Subtopic:  Urea & Nitro Compound |
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Which amine gives the carbylamine test?

1.    2.   
3.    4.   
Subtopic:  Identification of Primary, Secondary & Tertiary Amines |
 84%
From NCERT
NEET - 2020
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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 structure of the main product of the following reaction will be:
  \(\xrightarrow[]{Br_2,\ \text{heat or light}}\ \text{Product}\)

1.  2.
3. 4.
 

Subtopic:  Urea & Nitro Compound |
 60%
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Which of the following bases is the strongest in an aqueous medium?

1. CH3NH2
2. NCCH2NH2
3. (CH3)2NH
4. C6H5NHCH3

Subtopic:  Mechanism |
 77%
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