For example, bismuth chloride reacts with water in a reversible reaction: BiCl 3 (aq) + H 2 O(l) ⇌ BiOCl(s) + 2HCl(aq) The concentration of hydrochloric acid can be increased by adding more ...

bismuth and its compounds are remarkably harmless — many bismuth compounds are even less toxic than table salt (sodium chloride) 4! This makes bismuth unique among the heavy metals, and has ...