Conjugate base: The product formed when an acid donates a proton. It is the opposite of the acid and has gained an extra electron.
Carboxyl group: A functional group composed of a carbon atom double-bonded to an oxygen atom and single-bonded to a hydroxyl group (-COOH).
Acidic properties: The characteristics that describe how easily an acid can donate a proton. It is influenced by factors such as electronegativity and resonance stability.