Definition, Meaning & Synonyms

diprotic acid

noun
dī-ˈprō-tik ˈa-səd
Definition
A diprotic acid is an acid that can donate two protons (hydrogen ions) per molecule when dissolved in water.
Examples
  • When sulfuric acid (H₂SO₄) is mixed with water, it behaves as a diprotic acid, releasing two protons.
  • Carbonic acid (H₂CO₃) is another example of a diprotic acid, found in fizzy drinks.
Meaning
Diprotic acids can release two hydrogen ions during dissociation in an aqueous solution, making them important in various chemical reactions.
Synonyms
  • None specifically, but related terms include polyprotic acid and protic acid.