Dictionary Meaning and Definition on 'Oxyacid'
n : any acid that contains oxygen [syn: oxygen acid]
- Oxyacid \Ox`y*ac"id\, n. [Oxy
(a) + acid.] (Chem.) An acid containing oxygen, as chloric
acid or sulphuric acid; -- contrasted with the
hydracids, which contain no oxygen, as hydrochloric
acid. See Acid, and Hydroxy-.
Wikipedia Meaning and Definition on 'Oxyacid'
An oxoacid is an acid that contains oxygen. To be more specific, it is an acid that:
The name oxyacid is sometimes used, although this is not recommended.
Generally, oxoacids are simply polyatomic ions with a positively polarized hydrogen, which can be split off as a cation(ion).
Under Lavoisier's original theory, all acids contained oxygen, which was named from the Greek οξυς (oxys) (acid, sharp) and γεινομαι (geinomai) (engender). It was later discovered that some acids, notably hydrochloric acid, did not contain oxygen and so acids were divided into oxoacids and these new hydracids.[See more about Oxyacid at Dictionary 3.0 Encyclopedia]