Question

Intermediates formed during reaction of Organic Compounds Containing Nitrogen mcq question image with $$B{r_2}$$  and $$KOH$$  are

A. $$RCONHBr{\text{ and }}RNCO$$  
B. $$RNHCOBr{\text{ and }}RNCO$$
C. $$RNHBr{\text{ and }}RCONHBr$$
D. $$RCONB{r_2}$$
Answer :   $$RCONHBr{\text{ and }}RNCO$$
Solution :
The reaction,
$$RCON{H_2} + B{r_2} + KOH \to RN{H_2}$$
is known as Hofmann bromamide reaction. The mechanism of this reaction is given as :
Organic Compounds Containing Nitrogen mcq solution image

Releted MCQ Question on
Organic Chemistry >> Organic Compounds Containing Nitrogen

Releted Question 1

The compound which on reaction with aqueous nitrous acid at low temperature produces an oily nitrosamine is

A. methylamine
B. ethylamine
C. diethylamine
D. triethylamine
Releted Question 2

Acetamide is treated separately with the following reagents. Which one of these would give methylamine?

A. $$PC{l_5}$$
B. $$NaOH + B{r_2}$$
C. soda lime
D. hot conc. $${H_2}S{O_4}$$
Releted Question 3

Carbylamine test is performed in alcoholic \[KOH\]  by heating a mixture of :

A. chloroform and silver powder
B. trihalogenatedmethane and a primary amine
C. an alkyl halide anda primary amine
D. an alkyl cyanide and a primary amine
Releted Question 4

The compound that is most reactive towards electrophilic nitration is :

A. toluene
B. benzene
C. benzoic acid
D. nitrobenzene

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Organic Compounds Containing Nitrogen


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