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?

Principal organic product of the reaction will be :

Anisole $\underset{\mathrm{reflux}}{\overset{\mathrm{excess} \mathrm{HI}}{\to }}Product$

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)

From each of the following pairs select the compound that will react faster with sodium iodide in acetone :

Pair-A : (1) 2-Chloropropanne                (2) 2-Bromopropane

Pair-B : (3) 1- Bromobutane                   (4) 2-Bromobutane 

(a) 1,3

(b) 1,4

(c) 2,3

(d) 2,4

$\underset{\mathrm{dimethoxy} \mathrm{ethane}}{\overset{{\mathrm{NaNH}}_2}{\to }}\left(A\right)$; Product (A) is :

(a) 

(b) 

(c) 

(d) None of these

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

1. $\mathrm{A}\to {\mathrm{S}}_{{\mathrm{N}}^1} , \mathrm{B}\to {\mathrm{S}}_{{\mathrm{N}}^2}$

2. $\mathrm{A}\to {\mathrm{S}}_{{\mathrm{N}}^2} , \mathrm{B}\to {\mathrm{S}}_{{\mathrm{N}}^1}$

3. $\mathrm{A} \& \mathrm{B}\to {\mathrm{E}}_1$

4. $\mathrm{A} \& \mathrm{B}\to {\mathrm{E}}_2$