Adsorption, usually irreversible, involving chemical action. Adsorbed ions or molecules are held to a surface by a strong chemical bond. The heat of adsorption is >20kcal/mole, as opposed to physical adsorption: <10kcal/mole (McBride, 1994, p 344).
- McBride, M.B., 1994. Environmental Chemistry of Soils. New York: Oxford University Press, 406 pp.Google Scholar