Solubility of $PbI_2$ is $0.005 \ M$. Then,the solubility product of $PbI_2$ is

Which of the following has the minimum solubility in water?

In the reaction $Fe(OH)_{3(s)} \rightleftharpoons Fe^{3+}_{(aq)} + 3OH^{-}_{(aq)}$, if the concentration of $OH^{-}$ ions is decreased by $\frac{1}{4}$ times, then the equilibrium concentration of $Fe^{3+}$ will increase by: (in $\times$)

The solubility of $AgCl$ at $20\,^oC$ is $1.435 \times 10^{-3} \, g/L$. The solubility product of $AgCl$ is .......

The solubility product of silver chloride at $298 \ K$ is $1.8 \times 10^{-10}$. The solubility of $AgCl$ in $0.01 \ M \ HCl$ solution will be ............

$A$ solution containing $0.01 \ M \ Zn^{2+}$ and $0.01 \ M \ Cu^{2+}$ is saturated with $H_2S$ gas. The concentration of $S^{2-}$ is $8.1 \times 10^{-21} \ M$. Given that the $K_{sp}$ values for $ZnS$ and $CuS$ are $3.0 \times 10^{-22}$ and $8.0 \times 10^{-36}$ respectively,which of the following will occur in the solution?