Science, Tech, Math › Science Solubility Product Definition Share Flipboard Email Print Science Chemistry Chemical Laws Basics Molecules Periodic Table Projects & Experiments Scientific Method Biochemistry Physical Chemistry Medical Chemistry Chemistry In Everyday Life Famous Chemists Activities for Kids Abbreviations & Acronyms Biology Physics Geology Astronomy Weather & Climate By Anne Marie Helmenstine, Ph.D. Anne Marie Helmenstine, Ph.D. Facebook Twitter Chemistry Expert Ph.D., Biomedical Sciences, University of Tennessee at Knoxville B.A., Physics and Mathematics, Hastings College Dr. Helmenstine holds a Ph.D. in biomedical sciences and is a science writer, educator, and consultant. She has taught science courses at the high school, college, and graduate levels. Learn about our Editorial Process Updated on January 12, 2019 A solubility product, or Ksp, is the equilibrium constant for a chemical reaction in which a solid ionic compound dissolves to yield its ions in solution. Also Known As: Ksp, ion product, solubility product constant. Cite this Article Format mla apa chicago Your Citation Helmenstine, Anne Marie, Ph.D. "Solubility Product Definition." ThoughtCo, Jan. 29, 2020, thoughtco.com/definition-of-solubility-product-605921. Helmenstine, Anne Marie, Ph.D. (2020, January 29). Solubility Product Definition. Retrieved from https://www.thoughtco.com/definition-of-solubility-product-605921 Helmenstine, Anne Marie, Ph.D. "Solubility Product Definition." ThoughtCo. https://www.thoughtco.com/definition-of-solubility-product-605921 (accessed June 8, 2023). copy citation