MCQ
Which of the following is in correctly matched complex ?
Complex || Oxidation and number || Electronic configuration
- A$K_3[Co(C_2O_4)_3]$ || $+3$ || $t_{2g}^6\,e{g^o}$
- ✓$(NH_4)_2[CoF_4]$ || $+2$ || $t_{2g}^5\,e{g^o}$
- C$Cis[Cr(en)_2Cl_2]Cl$ || $+3$ || $t_{2g}^3\,e{g^o}$
- D$[Mn(H_2O)_6]SO_4$ || $+2$ || $t_{2g}^3\,e{g^2}$
