Brønsted–Lowry acid–base theory - Wikipedia Definitions of acids and bases Johannes Nicolaus Brønsted and Thomas Martin Lowry, independently, formulated the idea that acids donate protons (H +) while bases accept protons
Bronsted-Lowry theory | Definition Facts | Britannica Bronsted-Lowry theory, a theory stating that any compound that can transfer a proton to any other compound is an acid, and the compound that accepts the proton is a base