How it works
Ksp is the product of the ion concentrations at equilibrium, raised to their coefficients.
For AB, Ksp = s². For A2B, Ksp = 4s³.
If the ion product Q exceeds Ksp, the solution tends to precipitate.
Educational portal for Science, Biology, Chemistry and Physics.
Chemistry · Equilibrium
Solubility and Ksp Calculator
Estimate Ksp, molar solubility and precipitation tendency for sparingly soluble salts.
Ksp
Fill in the fields and see the result with the formula used.
Result
Fill in the required data to see the result.
Read also
Related tools
Chemistry · Acids and Bases
pH and pOH Calculator
Convert between pH, pOH, [H⁺] and [OH⁻]. Visual scale and pH of everyday substances.
Open toolChemistry
Periodic Table
Complete interactive periodic table. Data for each element, electron configuration and charts.
Open toolChemistry
Stoichiometry Calculator
Stoichiometry with step-by-step solutions. Mass, moles and volume at STP with purity and yield.
Open tool