The coordination number and oxidation state of Cr in K3(Cr(C2O4)3) are, respectively (a) 4 and +2 respectively (a) 4 and +2 The coordination number and oxidation state of Cr in K3(Cr(C2O4)3) are December 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,