Hydrogen halides and their solutions: hydrofluoric acid (HF), hydrochloric acid (HCl), hydrobromic acid (HBr), hydroiodic acid (HI)
hˈaɪdɹədʒən hˈælaɪdz ænd ðɛɹ səlˈuːʃənz: hˌaɪdɹəflˈʊɹɹɪk ˈæsɪd ˌeɪtʃˈɛf, hˌaɪdɹəklˈoːɹɪk ˈæsɪd ˌeɪtʃsˌiːˈɛl, hˌaɪdɹəbɹˈoʊmɪk ˈæsɪd ˌeɪtʃbˌiːˈɑːɹ, hˌaɪdɹɔɪˈɑːdɪk ˈæsɪd ˌeɪtʃˈaɪ