Write IUPAC name of  of [Co(NO₂)(NH₃)₅]Cl₂.

What is the coordination number of cobalt in [Co(en)2H₂OBr]Cl?

Write the formula of coordination compound: Pentammine chloro cobalt(III) chloride.

What is the oxidation state of platinum in  [Pt(en)₂Cl₂]?

Why is [Cr(NH₃)₆]³⁺ ion not diamagnetic?

What is the type of hybridization associated with Cu²⁺ ion in [Cu(NH₃)₄]²⁺ complex?

In a geometry of [PtCl₄]^2– is square planar, what orbitals of platinum are involved in the bonding?

What is the oxidation state of metal in metal carbonlys?

Identify the ligands in complex ion [Co(en)₂Cl(ONO)]⁺ and write its IUPAC name.

Give an example of hexadentate ligand.