acidity constant

https://doi.org/10.1351/goldbook.A00080
The @E02177@ \(K_{\text{a}n}\) for splitting off the nth @P04906@ from a charged or uncharged acid, to be defined. One may write \(K_{\text{a}}\) for \(K_{\text{a}1}\).
Source:
Orange Book, 2nd ed., p. 13 [Terms] [Book]
Cite as: IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). Online version (2019-) created by S. J. Chalk. ISBN 0-9678550-9-8. https://doi.org/10.1351/goldbook.
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Last revised: February 24, 2014