Strong Acids/Bases, Solubility Rules and Oxidation States
Water-soluble compounds | Insoluble Exceptions |
Alkali Metal Cations (Li,Na,K,Rb,Cs) and Ammonium Ion (NH4) | None |
Nitrate ion (NO3-), Acetate (C2H3O2-), Chlorate (ClO3-), Perchlorate | None |
Chloride Ion, Bromide Ion, Iodide Ion | Ag+, Hg2 2+, Pb2+ |
Sulfate Ion (SO4 2-) | Ag+, Hg2 2+, Pb2+, Ca2+, Sr2+, Ba2+ |
Water-insoluble Compounds | Soluble Exceptions |
Carbonate Ion (CO3 2-), Phosphate (PO4 3-), Chromate Ion (CrO4 2-), Sulfide ion (S2-), Sulfite (SO3 2-) | Li, Na, K, Rb, Cs, NH4 |
Hydorxide (OH-) , O2- | Li, Na, K, Rb, Cs, Ba2+, Ca2+, Sr2+ |
Strong Acids | Strong Bases (Group 1A and 2A) |
HCl | LiOH |
HBr | NaOH |
HI | KOH |
HNO3 | RbOH |
HClO3 | CsOH |
HClO4 | Ca(OH)2 |
H2SO4 | Ba(OH)2 |
HBrO3, HBrO4 | Sr(OH)2 |
H2SeO4 |
Element | Oxidation State |
Fluorine | -1 |
1A or 2A Metal | +1 or +2 |
Hydrogen | +1 |
Oxygen | -2 |
Group 7A | -1 |