Hydrochloric Acid would best be described as an Arrhenius and BrØnsted-Lowrey acid.
Hydrochloric Acid HCl(g) is the proton donor and therefore a Brønsted-Lowry acid.
According to Arrhenius theory, hydrochloric acid is an acid which gives hydrogen ions in water but according to Bronsted-Lowry theory, hydrochloric acid is an acid because it donates a proton to the water molecule.
Hydrochloric acid (HCl) cannot be classified as a Lewis acid since it cannot accept an electron pair.
Thus, hydrochloric Acid would best be described as an Arrhenius and BrØnsted-Lowrey acid.
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