In a Qualitative Cation Analysis,the Unknown Ion Is Not Precipitated

question 85

Multiple Choice

In a qualitative cation analysis,the unknown ion is not precipitated by HCl or H₂S,but is precipitated by CO₃^2-.The unknown ion is ________.

• A)Ag⁺
• B)Mn²⁺
• C)Ca²⁺
• D)K⁺
• E)Al³⁺

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