Equilibrium Quiz-8

A saturated solution of $Ag_2SO_4$ has solubility $2.5 \times 10^{-2}M$. The value of its solubility product is

If $H_2S$ is passed into the above mixture in the presence of HCl, which ion will be precipitated first?

At what value of pH, NiS will start to precipitate?

Which of the following sulphide is more soluble in pure water?

If 0.1 M HCl is mixed in the solution containing only 0.1 M $Cd^{2+}$ ios and saturated with $H_2S$. Then [$Cd^{2+}$] remaining in the solution after CdS stops to precipitate is :

If an allotropic form changes slowly to a stable form. it is called

For the reaction $H_2(g)+I_2(g)\longrightarrow 2HI(g)$, the equilibrium constant $K_p$ changes with

0.1 M solutions of which of the following has almost unity degree of dissociation

Which one of the following species acts as both Bronsted acid and base?

Conjugate acid-base pair differ by