How many moles of ions are formed when one mole of the complex, [Co(NH₃)₄Cl₂]Cl is completely dissociated into ions?

What is the charge on the complex of Pt²⁺ in which the ligands are - one water molecule, one pyridine molecule and one ethylene diamine molecule?

Write formula of the following complexes:
(i) Penta amine chlorocobalt(II)
(ii) Lithium tetrahydro aluminate(III).

Which of the following will give white precipitate with AgNO₃ solution:
[Pt(NH₃)₂Cl₄],   K[Pt(NH₃)Cl₅],    [Pt(NH₃)₃ Cl₃]Cl?

Write the formula of the first f-block organometallic synthesised.

Name the type of isomerism that occurs in complexes in which both cation and anion are complex ions.

Which part of the d-block metals forms stable metal carbonyls?

If the geometry of [PtCl₄]^2– is square planar, which orbitals of Pt are involved in the bonding?

What is the oxidation state of the metal in the following coordiantion compound?
(i) Ni in Ni(CO)₄    (ii) Co in [Co(CO) ₄]^–