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Acids and Bases - Lewis Definition Of Acids And Bases. The BrÃ¸nsted-Lowry acid-base definition, while broader than the Arrhenius definition, is still limited to hydrogen-containing compounds, and is dependent on a hydrogen ion (that is, a proton) transferring from one molecule to another.
A base is a substance that produces hydroxide ions, OH -1, when it dissolves in water. NH. Bronsted and Lowry Acids and Bases. An acid is the species (molecule or ion) that donates a proton to another species in a proton-tranfser reaction.ASE. -a compound that increases the concentration of hydroxide ions (OH -1) when dissolved in water. -any species that can accept a proton (H +1). -base formulas are written with the hydroxide ion at the end of the formula.