Through a solution containing Cu2+and Ni2+,H2S gas is passed after adding dill HCl, which will precipitate out and why?

Question

Through a solution containing Cu²⁺and Ni²⁺,H₂S gas is passed after adding dill HCl, which will precipitate out and why?

Monjur Alahi

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2025-01-04 04:42

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Cu²⁺ will precipitate out because in acidic medium, only ionic product [Cu²⁼][ S^2- ] exceeds the solubility product of CuS.

5 views Answered 2023-02-05 15:29