Part A:

What is the coordination number for each of the following complexes?

A. [Co(NH3)4(H2O)2]^3+

B. [Cr(EDTA)]^-

C. [Pt(NH3)4]^2+

D. Na[Ag(CN)2]

Part B:

What is the charge on each of the following complex ions?

A. tetraaquairon(II), [Fe(H2O)6]^?

B. tris(carbonato)ferrate(III), [Fe(CO3)3]^?

C. diaquatetrachlorovanadate, [V(H2O)2Cl4]^?

Part C:

What is the oxidation number of the central metal ion in each of the following complexes?

A. [NiF2Br2]^2-

B. [Cr(H2O)2(NH3)4]^3+

C. Na[Hg(CN)2]