| Term | Definition |
| arsenate, ASO4 (3-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| arsenite, AsO3 (3-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| borate, BO3 (3-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| carbonate, CO3 (2-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| chromate, CrO4 (2-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| cyanide, CN (-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| ferricyanide, [Fe(CN)6] (3-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| ferrocyanide, [Fe(CN)6] (4-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| fluoride, F (-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| hydroxide, OH (-) | insoluble (soluble: NH4+, Group 1A, Sr 2+, Ba 2+) |
| oxalate, C2O4 (2-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| oxide, O (2-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| phosphate, PO4 (3-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |
| silicate, SiO3 (2-) | insoluble (soluble: Group 1A ) |
| sulfide, S (2-) | insoluble (soluble: NH4+, Group 1A [except Li+], Group 2A, Al 3+) |
| sulfite, SO3 (2-) | insoluble (soluble: NH4+, Group 1A [except Li+]) |