Which of the following gives red colour with NaOH

1.  

2.  R3CNO2

3.  R3CONO

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

Amides may be converted into amines by a reaction named after

1.  Perkin

2.  Claisen

3.  Hofmann

4.  Kekule

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4
Correct Answer :

Hofmann


Explanation :
No Explanation available for this question

Benzene diazonium chloride on reaction with phenol in weakly basic medium gives

1.  Diphenyl ether

2.  p-hydroxyazobenzene

3.  chlorobenzene

4.  benzene

View Answer  
4
Correct Answer :

p-hydroxyazobenzene


Explanation :
No Explanation available for this question

The electrophile involved in the nitration of benzene is

1.  NO2

2.  NO+2

3.  NO

4.  NO-2

5.  HNO3

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5
Correct Answer :

NO+2


Explanation :
No Explanation available for this question

When primary amine is heated with CS2 in the presence of excess of mercuric chloride, it gives isothiocyanate. This reaction is called

1.  Hoffmann bromamide reaction

2.  Hoffmann mustard oil reaction

3.  Perkin's reaction

4.  Hoffmann elimination reaction

View Answer  
4
Correct Answer :

Hoffmann mustard oil reaction


Explanation :
No Explanation available for this question

C2H5CN on hydrolysis gives

1.  Acetic acid

2.  Formic acid

3.  Propionic acid

4.  Carbon dioxide

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4
Correct Answer :

Propionic acid


Explanation :
No Explanation available for this question

C3H9Ncannot represent

1.  10amine

2.  20 amine

3.  30 amine

4.  quaternary salt

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4
Correct Answer :

quaternary salt


Explanation :
No Explanation available for this question

Adrenaline is a hormone which is released into the blood stream when an animal senses danger. It is nitrogen containing compound having the formula

1.  

2.  

3.  

4.  

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4
Correct Answer :


Explanation :
No Explanation available for this question

The end product of the reaction

1.  Ethyl cyanide

2.  Ethyl amine

3.  Acetamide

4.  Methyl amine

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4
Correct Answer :

Ethyl amine


Explanation :
No Explanation available for this question

The most basic among the following compounds is

1.  Acetanilide

2.  Aniline

3.  Benzyl amine

4.  p-Nitroaniline

View Answer  
4
Correct Answer :

Benzyl amine


Explanation :
No Explanation available for this question
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