C-04-Q160mediumsingle_mcqThe reaction H2(g)+F2(g)→2HF(g)\text{H}_2(g) + \text{F}_2(g) \rightarrow 2\text{HF}(g)H2(g)+F2(g)→2HF(g) produces, on dissolution in water—ahydrofluoric acidbfluoride saltcfluorine gasdfluorite