KnowraSulfonic acidLinked fromLinked fromThe 6 pages that link to Sulfonic acid, each with the reason it gives.All 6Broader topic 2Related 1Narrower topic 1Compared with 2Carboxylic acidCompared with: It is a strong organic acid with sulfur-centered structure rather than a carboxyl group.Carboxyl groupCompared with: It is a strong-acid alternative to carboxylic acids, with a different central atom and structure.