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प्रश्न
Dissociation of H2S is suppressed in acidic medium.
उत्तर
`H_2S ⇌ 2H^(+) + S^(2-)` when strong acid is added `HCl -> H^+ + Cl^(-)`. Due to common ion effect concentration of `H^(+)`is suppressed. Therefore dissociation of `H_2S` supressed
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