A Solution Containing an Unknown Metal Ion Is Analyzed by Qualitative

question 39

Multiple Choice

A solution containing an unknown metal ion is analyzed by qualitative analysis.Addition of chloride has no effect on the solution.Addition of H₂S at pH 0.5 results in no precipitate.Addition of H₂S at pH 9.0 results in no precipitate.What group(s) of cations may be present?

• A) Group I
• B) Group II
• C) Group III
• D) Group IV
• E) None of the groups

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