Oxidation numbers of P in PO4^3- , of S in SO4^2- and that of Cr in Cr2O7^2- are respectively of S in SO4^2- and that of Cr in Cr2O7^2- are respectively Oxidation numbers of P in PO4^3- November 23, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
