Mention the type of hybridisation and magnetic property of the following complexes using VB theory a) [FeF₆]^4- b) [Fe(CN)₆]^4-

Give the postulates and limitation of Werner's theory of co-ordination compounds.

What are the postulates of valance bond theory? Give its limitations.

Indicate the types of isomerism exhibited by the following complexes and draw the structures for these isomers.
(i) K[Cr(H₂O)₂ (C₂O₄)₂]
(ii) [Co(en)₃]CI₃
(iii) [Co(NH₃)₅(NO₂)](NO₃)₂
(iv) [Pt (NH₃)(H₂O)CI₂]

For the complex [NiCI₄]^2- write (i) the IUPAC name (ii) The hybridisation type (iii) The shape of the complex

What is meant by stability of a co-ordination compound in solution? State the factors which govern stability of complexes.

How are Co-ordination compounds classified?

What are the main assumptions of Valence Bond Theory? Explain.

What are the salient feature of crystal field theory?

How are metal carbonyls classified depending on the number of metal atoms?

How are metal carbonyls classified based on the structure?

Give the IUPAC name for the following compounds.
(i) [Ag(NH₃)₂]CI
(ii) K₃[Fe(CN)₅NO]
(ill) [Cr(PPh₃)(CO)₃]
(iv) [Ag(NH₃)₂]⁺
(v) [FeF₆]^4-

Give the structure for the following compounds.
(i) pentaamminechlorocobalt (III) ion
(ii) Triamminetrinitrito- k N cobalt (III)
(ill) tetraammineaquabromidooobalt(III)nitrate
(iv) Dichloridobisethane-(1,2-diamine) cobalt (lIl) chloride
(v) Tetraamminecopper (lI) sulphate

In an tetrahedral crystal field, draw the figure to show splitting of d-orbitals.

Mention the main assumption of valence bond theory of coordination compounds.