The product(s) that are formed when the given compound is treated with Br₂ in the presence of FeBr₃ are:
 

1.		2.	and
3.	and	4.	and

The reaction of toluene with Cl₂ in presence of FeCl₃ gives ‘X' and the reaction in presence of light gives 'Y'. 'X' and 'Y' are respectively:

Nitrobenzene can be prepared from benzene by using a mixture of conc. HNO₃ and conc. H₂SO₄. In the mixture, nitric acid acts as a/an:

Benzene reacts with CH₃Cl in the presence of anhydrous AlCl₃ to form:

Which of the following reactions, in the presence of anhydrous AlCl₃, leads to the formation of ethylbenzene (Ph–Et)?

1. ${\mathrm{CH}}_3-\mathrm{CH}={\mathrm{CH}}_2+{\mathrm{C}}_6{\mathrm{H}}_6$

2. ${\mathrm{H}}_2\mathrm{C}={\mathrm{CH}}_2+{\mathrm{C}}_6{\mathrm{H}}_6$

3. ${\mathrm{H}}_3\mathrm{C}-{\mathrm{CH}}_3+{\mathrm{C}}_6{\mathrm{H}}_6$

4. ${\mathrm{H}}_3\mathrm{C}-{\mathrm{CH}}_2\mathrm{OH}+{\mathrm{C}}_6{\mathrm{H}}_6$

Among the following, the correct example of a free-radical substitution reaction is:

1.
2.
3.
4.