write name or formula of following coordination compounds. write oxidation state of metal ion in each compound. write electronic configuration of each metal ion. 1. [v(oh2)6](no3)3 2. (nh4)2[cocl4] 3. [co(py)4]br2 4. k4[mn(cn)6] 5. [co(p(ch3)3)4]2(so4) 6. Ni(NH3)4Cl2 7. [CrCl2(OH2)4]+