Which of the following is true about given graphs A and B?

1. $\mathrm{A}\to {\mathrm{S}}_{{\mathrm{N}}^1}<mspace\; width="1em"></mspace>,<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{B}\to {\mathrm{S}}_{{\mathrm{N}}^2}$

2. $\mathrm{A}\to {\mathrm{S}}_{{\mathrm{N}}^2}<mspace\; width="1em"></mspace>,<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{B}\to {\mathrm{S}}_{{\mathrm{N}}^1}$

3. $\mathrm{A}<mspace\; width="1em"></mspace>\&<mspace\; width="1em"></mspace>\mathrm{B}\to {\mathrm{E}}_1$

4. $\mathrm{A}<mspace\; width="1em"></mspace>\&<mspace\; width="1em"></mspace>\mathrm{B}\to {\mathrm{E}}_2$

$\underset{\mathrm{dimethoxy}<mspace\; width="1em"></mspace>\mathrm{ethane}}{\overset{{\mathrm{NaNH}}_2}{\to }}\left(A\right)$; Product (A) is :

(a) 

(b) 

(c) 

(d) None of these

Among the given halides, which one will give same product in SN1 and SN2 reactions 

(a) (III) only

(b) (I) & (II)

(c) (III) & (IV)

(d) (I),(III) & (IV)

Anisole $\underset{\mathrm{reflux}}{\overset{\mathrm{excess}<mspace\; width="1em"></mspace>\mathrm{HI}}{\to }}Product$

Principal organic product of the reaction will be :

What is the major product obtained in the following reaction ?

${\mathrm{Me}}_2\mathrm{C}=\mathrm{CH}-{\mathrm{CH}}_2-{\mathrm{CH}}_2-\mathrm{Cl}\underset{{\mathrm{CaCO}}_3}{\overset{{\mathrm{H}}_2\mathrm{O}}{\to }}\left(\mathrm{X}\right)$; Major product of the reaction is :

1.
2.
3.
4.

Most reactive compound towards ${\mathrm{S}}_{{\mathrm{N}}^1}$ is :

How is m-Bromotoluene prepared?

In the given reaction, the product [P] is ;

(a) 

(b)

(c)

(d)