Choose the strongest base among the following:

Observe the following sequence of reactions:

Select the correct option regarding the relative basic strength $\left({\mathrm{K}}_{\mathrm{b}}\right)$:

How many of the following are correct orders for Basic Strength:

${\mathrm{S}}_1:$  

${\mathrm{S}}_2:$ 

${\mathrm{S}}_3:$ 

${\mathrm{S}}_4:$ 

${\mathrm{S}}_5:$ 

How many following compounds are more basic than aniline.

Among the following which statement(s) is/are correct

The reactant $\left(\mathrm{P}\right)$ is: