displacement reactions A more reactive halogens will displace (take the place of) a less reactive halogen from an aqueous solution of its ions. For example, a solution of chlorine in water displaces iodine from aqueous potassium iodide solution
displacement reactionsA more reactive halogens will displace (take the place of) a less reactive halogen from an aqueous solution of its ions. For example, a solution of chlorine in water displaces iodine from aqueous potassium iodide solution