sulfonic acid
English
editAlternative forms
edit- sulphonic acid (British)
Noun
editsulfonic acid (countable and uncountable, plural sulfonic acids) (American spelling)
- (chemistry) a strong inorganic acid, HSO2OH
- (chemistry) the univalent functional group -SO2OH
- (chemistry) any member of the class or organic acids containing this group; used in detergents, dyes and ion exchange resins