Answers

Solubility Exercises

1. aluminum nitrate-soluble

2. zinc chloride-soluble

3. magnesium chloride-soluble

4. lead (II) chloride-insoluble

5. rubidium sulfate-soluble

6. lead (II) sulfate-soluble

7. nickel (II) hydroxide-insoluble

8. sodium iodide-soluble

9. lead (II) sulfide-insoluble

10. cobalt (III) sulfide-insoluble

Precipitation Reaction Exercises

1. silver nitrate and hydrochloric acid

AgNO₃(aq) + HCl(aq) ----> AgCl(s) + HNO₃(aq)

2. copper(II) sulfate and ammonium carbonate

CuSO₄(aq) + (NH₄)₂CO₃(aq) ---> CuCO₃(s) + (NH₄)₂SO₄(aq)

3. iron(II) sulfate and potassium carbonate

FeSO₄(aq) + K₂CO₃(aq) --> FeCO₃(s) + K₂SO₄(aq)

4. silver nitrate and potassium carbonate

no reaction

5. lead(II) nitrate and lithium carbonate

Pb(NO₃)₂(aq) + Li₂CO₃(aq) ---> PbCO₃(s) + 2LiNO₃(aq)

6. tin(IV) chloride and sodium hydroxide

SnCl₄(aq) + NaOH(aq) ----> Sn(OH)₄(s) + 4NaCl(aq)