Identify the monodentate ligand from the following.

Which statement from the following is true for the complex hexamminecobalt$(III)$ chloride?

Which of the following species is $NOT$ a monodentate ligand?

The coordination number and oxidation state of metal $E$ in the complex $[E(en)_2(C_2O_4)]NO_2$ (where $en$ is ethylenediamine) are respectively:

$A$ $Pt$ complex of $NH_3$ and $Cl$ that produces four ions per molecule in an aqueous solution is:

Identify the homoleptic complex from the following: