Effect on Conductance in Titration

Q.

Which one of the following bases is insoluble in water?

1. $\mathrm{NaOH}$

2. $\mathrm{KOH}$

3. $\mathrm{MgO}$

4. ${\mathrm{NH}}_3$

Q.

$AgN{O}_3\left(aq\right)$ was added to an aqueous KCl solution gradually and the conductivity of the solution was measured. The plot of conductance (A) versus the volume of $AgN{O}_3$ is

(IIT-JEE, 2011)

1. P

2. Q

3. R

4. S