Question

Which of the following statements is correct?

A. In the electrophilic substitution of toluene with $$B{r_2},$$  iron (III) bromide acts as a Lewis acid.
B. In the reaction of toluene with $$\frac{{C{l_2}}}{{FeC{l_3}}},ortho$$    and $$para$$  isomers are easily separated.
C. Similar reaction with iodine is reversible in nature.
D. All of these  
Answer :   All of these
Solution :
Electrophilic Aromatic Substitution (Haloalkanes and Haloarenes) mcq solution image
These isomers are easily separated due to large difference in their melting points. All other options are also correct.

Releted MCQ Question on
Organic Chemistry >> Electrophilic Aromatic Substitution (Haloalkanes and Haloarenes)

Releted Question 1

The reaction of toluene with chlorine in presence of ferric chloride gives predominantly :

A. benzoyl chloride
B. $$m $$ - chlorotoluene
C. benzyl chloride
D. $$o $$ - and $$p $$ - chlorotoluene
View Answer
Releted Question 2

Bottles containing $${C_6}{H_5}I$$  and $${C_6}{H_5}C{H_2}I$$   lost their original labels. They were labelled $$A$$ and $$B$$ for testing. $$A$$ and $$B$$ were separately taken in test tubes and boiled with $$NaOH$$  solution. The end solution in each tube was made acidic with dilute $$HN{O_3}$$  and then some $$AgN{O_3}$$  solution was added. Substance B gave a yellow precipitate. Which one of the following statements is true for this experiment ?

A. $$A$$ and $${C_6}{H_5}C{H_2}I$$
B. $$B$$ and $${C_6}{H_5}I$$
C. Addition of $$HN{O_3}$$  was unnecessary
D. $$A$$ was $${C_6}{H_5}I$$
View Answer
Releted Question 3

Fluorobenzene $$\left( {{C_6}{H_5}F} \right)$$  can be synthesized in the laboratory

A. by direct fluorination of benzene with $${F_2}$$  gas
B. by reacting bromobenzene with $$NaF$$  solution
C. by heating phenol with $$HF$$  and $$KF$$
D. from aniline by diazotisation followed by heating the diazonium salt with $$HB{F_4}$$
View Answer
Releted Question 4

Reaction of $$trans$$  2 - phenyl - 1 - bromocyclopentane on reaction with alcoholic $$KOH$$  produces

A. 1 - phenylcyclopentene
B. 3 - phenylcyclopentene
C. 4 - phenylcyclopentene
D. 2 - phenylcyclopentene
View Answer

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Electrophilic Aromatic Substitution (Haloalkanes and Haloarenes)

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