1.
| sodium sulfate | Na2SO4 | / / | (Na+)2SO42- |
| magnesium hydroxide | Mg(OH)2 | / / | Mg2+(OH–)2 |
| ammonium nitrate | NH4NO3 | / / | NH4+NO3– |
| calcium carbonate | CaCO3 | / / | Ca2+CO32- |
| potassium phosphate | K3PO4 | / / | (K+)3PO43- |
| calcium chromate | CaCrO4 | / / | Ca2+CrO42- |
| potassium hydroxide | KOH | / / | K+OH– |
| lithium nitrate | LiNO3 | / / | Li+NO3– |
2.
| zinc (II) sulfate | ZnSO4 | / / | Zn2+SO42- |
| lead (II) sulfide | PbS | / / | Pb2+S2- |
| silver (I) oxide | Ag2O | / / | (Ag+)2O2- |
| copper (II) nitrate | Cu(NO3)2 | / / | Cu2+(NO3–)2 |
| sodium chloride | NaCl | / / | Na+Cl– |
| copper (II) carbonate | CuCO3 | / / | Cu2+CO32- |
| sodium hydroxide | NaOH | / / | Na+OH– |
| silver (I) nitrate | AgNO3 | / / | Ag+NO3– |
