2. A solution may contain one or more of the Group I cations. A white precipitate forms when 6 M HCl is added to the solution. The precipitate is insoluble in hot
water. The precipitate is then found to be completely soluble in 6M NH3, Indicate whether each of the following cations is present, undetermined, or absent.
• Pb?
Hg
• Ag
Explain
Answers: 2
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2. A solution may contain one or more of the Group I cations. A white precipitate forms when 6 M HCl...
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