Author Question: In a qualitative cation analysis, the unknown ion is unaffected by HCl(aq), but is precipitated by ... (Read 39 times)

clippers! · **on:** Jul 8, 2021

Question 1

In a qualitative cation analysis, the unknown ion is precipitated by HCl(aq), remains as a chloride solid in hot water, and the precipitate turns black upon addition of aqueous ammonia. The unknown ion is ________.
◦ Hg₂²⁺
◦ Pb²⁺
◦ Ag⁺
◦ K⁺
◦ Cd²⁺

Question 2

In a qualitative cation analysis, the unknown ion is unaffected by HCl(aq), but is precipitated by aqueous hydrogen sulfide. The unknown ion is ________.
◦ NH₄⁺
◦ Cu²⁺
◦ Ag⁺
◦ K⁺
◦ Na⁺

jessicaduplan · **Reply #1 on:** Jul 8, 2021

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