The reaction, 

${\mathrm{C}}_6{\mathrm{H}}_6$ + ${\mathrm{CH}}_3\mathrm{Cl}\underset{{\mathrm{AlCl}}_3}{\overset{\mathrm{Anhydrous}}{\to }}$${\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{CH}}_3$ + HCl

is an example of:

1. Friedel-Crafts reaction

2. Kolbe's synthesis

3. Wurtz's reaction

4. Grignard synthesis

The products formed after ozonolysis of Pent-2-ene are -

1. Ethanal, Methanal

2. Ethanal, Propanal

3. Ethanal, Butanal

4. Ethanal, Ethanal

Acidic hydrogen present among the following compound is -

1. Ethyne

2. Ethene

3. Benzene

4. Ethane

An alkene that gives a mixture of ketones only on ozonolysis, from the following, is :

1.		2.
3.		4.

The most acidic compound among the following is- 

1. ${\mathrm{CH}}_3-{\mathrm{CH}}_3$

2. ${\mathrm{CH}}_3-\mathrm{C}\equiv \mathrm{CH}$

3. ${\mathrm{CH}}_2={\mathrm{CH}}_2$

4. ${\mathrm{CH}}_3\mathrm{C}\equiv \mathrm{C}-{\mathrm{CH}}_3$

Decreasing order of acidic behavior of benzene, n-hexane, and ethyne is -

1. Hexane > Ethyne > Benzene

2. Benzene > Hexane > Ethyne

3. Ethyne > Benzene > Hexane

4. Benzene > Ethyne > Hexene

The reaction of HBr with 

 in the presence of peroxide will give:

1.
2.
3.
4.

 An alkene ‘A’ on ozonolysis gives a mixture of ethanal and pentan-3-one.
The IUPAC name of ‘A’ is :

1. 3-Ethylpent-2-ene

2. 3-Ethylpent-2- yne

3. 2-Ethylpent-3-ene

4. 3-Ethylpent-4-yne

The compound most likely to decolorise a solution of cold basic ${\mathrm{KMnO}}_4$ is: 

1. CH₃– CH₃                                              

2.  CH₃CH₂CH₃

3. $({\mathrm{CH}}_3{)}_4\mathrm{C}$                                                   

4. ${\mathrm{CH}}_3\mathrm{CH}$ $=$ ${\mathrm{CHCH}}_2{\mathrm{CH}}_2{\mathrm{CH}}_3$