Diprotic Acid Definition

Definition: A diprotic acid is an acid that can donate two proton or hydrogen atom per molecule to an aqueous solution. Compare this to a monoprotic acid.

Examples: Sulfuric acid (H2SO4) is a diprotic acid.

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Helmenstine, Anne Marie, Ph.D. "Diprotic Acid Definition." ThoughtCo, Jan. 29, 2020, thoughtco.com/definition-of-diprotic-acid-605032. Helmenstine, Anne Marie, Ph.D. (2020, January 29). Diprotic Acid Definition. Retrieved from https://www.thoughtco.com/definition-of-diprotic-acid-605032 Helmenstine, Anne Marie, Ph.D. "Diprotic Acid Definition." ThoughtCo. https://www.thoughtco.com/definition-of-diprotic-acid-605032 (accessed September 23, 2021).