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Author Question: In a qualitative cation analysis, the unknown ion is not precipitated by HCl or H2S, but is ... (Read 25 times)

viki

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on: Jul 8, 2021

Question 1

In a qualitative cation analysis, the unknown ion is not precipitated by aqueous solutions of HCl(aq), H2S(aq), or CO32-(aq).  A flame test produced a violet flame.  The unknown ion is ________.
◦ Ag+
◦ Pb2+
◦ Fe2+
◦ K+
◦ NH4+

Question 2

In a qualitative cation analysis, the unknown ion is not precipitated by HCl or H2S, but is precipitated by CO32-.  The unknown ion is ________.
◦ Ag+
◦ Mn2+
◦ Ca2+
◦ K+
◦ Al3+
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by viki on Jul 8, 2021

leannegxo

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Reply #1 on: Jul 8, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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viki

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Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)

xiaomengxian

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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