MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryIonic equilibriumSalt Hydrolysis

Ksp for HgSO₄ is 6.4 × 10–5, then solubility of the salt is

A.8 × 10–6

B.8 × 10–3✓ Correct

C.4.6 × 10–5

D.None of these.

Explanation

The solubility can be found as- Let concentration of mercury and sulphate ions will be- x 2 2 4 4 2 2 sp 4 5 6 3 HgSO Hg SO K [Hg ][SO ] 6.4 10 [ ][ ] 64 10 8 10 x x x x x x x

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