6. Chemical Quantities & Aqueous Reactions
Molecular Equations
8PRACTICE PROBLEM
The following results are obtained when an aqueous solution of cation (green spheres) and anion (orange spheres) is mixed:
![](https://lightcat-files.s3.amazonaws.com/problem_images/2f195010dc513216-1669058506857.jpg)
Which of the following pairs of cation and anion are consistent with what has been observed? Explain
Cations: K+, Cu+, Pb2+, Co3+
Anions: NO3−, Cl−, S2–, AsO43−
The following results are obtained when an aqueous solution of cation (green spheres) and anion (orange spheres) is mixed:
Which of the following pairs of cation and anion are consistent with what has been observed? Explain
Cations: K+, Cu+, Pb2+, Co3+
Anions: NO3−, Cl−, S2–, AsO43−