1.What is the coordination number for each of the followingcomplexes?
[Co(NH3)4Cl2]+
[Pb(EDTA)]2?
[Cu(NH3)4]2+
[Ag(NH3)2]NO3
2.What is the charge on each of the following complex ions?
hexaaquachromium(II), [Cr(H2O)6]?
tris(carbonato)ferrate(III), [Fe(CO3)3]?
diaquatetrabromovanadate(III), [V(H2O)2Br4]?
3.What is the oxidation number of the central metal ion in eachof the following complexes?
[NiCl2Br2]2?
[Fe(H2O)2(NH3)4]3+
Na[Rh(CN)2]
