1. What is the coordination number for each of the followingcomplexes?
[Co(NH3)4Cl2]+
[Mg(EDTA)]2?
[Zn(H2O)4]2+
Na[Au(CN)2]
Enter the coordination numbers, in the order that the complexesare listed, as four integers separated by commas (e.g.,1,2,3,4).
2. What is the charge on each of the following complex ions?
hexaaquachromium(II), [Cr(H2O)6]?
tris(carbonato)aluminate(III), [Al(CO3)3]?
amminepentabromoplatinate(IV), [Pt(NH3)Br5]?
Express the charges numerically, in the order that the complexesare listed, separated by commas. For a nonzero charge, be sure toinclude the sign (e.g., +1,-2,+3).
3. What is the oxidation number of the central metal ion in eachof the following complexes?
[NiCl2F2]2?
[Fe(H2O)2(NH3)4]3+
Na[Ir(CN)2]
Express the oxidation numbers numerically, in the order that thecomplexes are listed, separated by commas. For a nonzero oxidationnumber, be sure to include the sign (e.g.,+1,-2,+3).
