Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:
\(K_{4}[Mn(CN)_{6}]\)

Using IUPAC norms write the systematic names of the following:
\([Co(NH_{3})_{6}]Cl_{3}\)

A solution of \([Ni(H_{2}O)_{6}]^{2+}\) is green but a solution of \([Ni(CN)_{4}]^{2-}\) is colourless. Explain.

Explain the violet colour of the complex \([Ti(H_{2}O)_{6}]^{3+}\) on the basis of crystal field theory.

Draw all the isomers (geometrical and optical) of:
\([CoCl_{2}(en)_{2}]^{+}\)

Using IUPAC norms write the systematic names of the following:
\([Pt(NH_{3})_{2}Cl(NH_{2}CH_{3})]Cl\)

Aqueous copper sulphate solution (blue in colour) gives:
(i) a green precipitate with aqueous potassium fluoride and
(ii) a bright green solution with aqueous potassium chloride. Explain these experimental results.

Specify the oxidation numbers of the metals in the following coordination entities:
\([Cr(NH_{3})_{3}Cl_{3}]\)

Write down the IUPAC name for each of the following complexes and indicate the oxidation state, electronic configuration and coordination number. Also give stereochemistry and magnetic moment of the complex:
\(Cs[FeCl_{4}]\)

\([Cr(NH_{3})_{6}]^{3+}\) is paramagnetic while \([Ni(CN)_{4}]^{2-}\) is diamagnetic. Explain why?

Using IUPAC norms write the formulas for the following:
Potassium tetracyanidonickelate(II)

What is the coordination entity formed when excess of aqueous \(KCN\) is added to an aqueous solution of copper sulphate? Why is it that no precipitate of copper sulphide is obtained when \(H_{2}S(g)\) is passed through this solution?

Draw the structures of optical isomers of:
\([Cr(C_{2}O_{4})_{3}]^{3-}\)

Using IUPAC norms write the systematic names of the following:
\([Mn(H_{2}O)_{6}]^{2+}\)

Using IUPAC norms write the formulas for the following:
Diamminedichloridoplatinum(II)

Discuss the nature of bonding in the following coordination entities on the basis of valence bond theory:
\([Fe(CN)_{6}]^{4-}\)

What is crystal field splitting energy? How does the magnitude of \(\Delta_{o}\) decide the actual configuration of d orbitals in a coordination entity?

How many geometrical isomers are possible in the following coordination entities?
\([Co(NH_{3})_{3}Cl_{3}]\)

Specify the oxidation numbers of the metals in the following coordination entities:
\([PtCl_{4}]^{2-}\)

Discuss briefly giving an example in each case the role of coordination compounds in:
analytical chemistry