Determine the oxidation number of Cl in HCl , HClO, ClO_4^(-) and Ca (OCl) Cland ClO_2 .

Determine the oxidation number of Cl in HCl , HClO, ClO_4^(-) and Ca (

1.	Determine the oxidation number of Cl in HCl , HClO, ClO_4^(-) and Ca (OCl) Cland ClO_2 .
Answer» ANSWER :`-1,+1,+7,0,(+2-2-2x=0:. X=0)+4`