Oxidation number of chlorine in bleaching powder () is: — Redox Reactions and Volumetric Analysis Chemistry Question

💡 Solution & Explanation

Bleaching powder is $Ca(OCl)Cl$. It contains the chloride ion ($Cl^-$) with O.S. $-1$ and the hypochlorite ion ($OCl^-$) where $Cl$ has O.S. $+1$.