Question 1
Assume that an aqueous solution of a cation, represented by shaded spheres, is allowed to mix with a solution of an anion, represented by unshaded spheres. Three possible outcomes are represented by boxes (a)-(c).
Which outcome corresponds to the combination of copper(II) and sulfide ions shown in the following equation?
Cu2+(aq) + S2-(aq) → ?
◦ box (a)
◦ box (b)
◦ box (c)
◦ None of these
Question 2
Assume that an aqueous solution of a cation, represented by shaded spheres, is allowed to mix with a solution of an anion, represented by unshaded spheres. Three possible outcomes are represented by boxes (a)-(c).
Which outcome corresponds to the combination of silver and carbonate ions shown in the following equation?
Ag+(aq) + CO32-(aq) → ?
◦ box (a)
◦ box (b)
◦ box (c)
◦ None of these
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