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MHT CET Chemistry question

ChemistryPrinciples Related to Practical ChemistryMHT CET

Out of and those dissolve in dil. HCl only one gives a precipitate when is passed. Identify the corresponding one.

Answer: (B)

Solution

CuS has a very low solubility product and is precipitated even in the acidic medium (Group II), whereas NiS, CoS and

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Question ID VK-074815