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Solubility Rules
Solubility Rules AP Chem
| Question | Answer |
|---|---|
| Alkali Metals Li+, Na+, K+, Rb+,Cs+ | ALL salts of the alkali metals are soluble |
| Ammonium NH4 | ALL ammonium salts are SOLUBLE |
| Nitrate NO3- | ALL nitrates are SOLUBLE |
| Chlorate ClO3- | ALL chlorates are SOLUBLE |
| Perchlorate ClO4 - | ALL perchlorate salts are SOLUBLE |
| Acetate C2H3O2 - | ALL acetates are SOLUBLE |
| Cl-, Br-, I- | SOLUBLE, EXCEPT Hg, Pb, and Ag |
| Sulfate SO4 -2 | SOLUBLE, EXCEPT Hg, Ag, Pb, Ca, Sr, Ba |
| Hydroxide OH- | INSOLUBLE, EXCEPT those containing alkali metals |
| Carbonate CO3 -2 | INSOLUBLE, EXCEPT those containing alkali metals and ammonium |
| Phosphate PO4 -3 | INSOLUBLE, EXCEPT those containing alkali metals and ammonium |
| Sulfite SO3 -2 | INSOLUBLE, EXCEPT those containing alkali metals and ammonium |
| Chromate CrO4 -2 | INSOLUBLE, EXCEPT those containing alkali metals and ammonium |
| Sulfide S -2 | INSOLUBLE, EXCEPT those containing alkali metals, alkaline earths, and ammonium |