The complex salt can be made by the combination of $[Co^{III}(NH_3)_5Cl]^x$ with:

Identify the total number of complexes from the following list that contain only monodentate ligands:
$(a)$ $[Ni(CN)_4]^{2-}$ (Tetracyanonickelate $(II)$ ion)
$(b)$ $K_3[AlF_6]$ (Potassium hexafluoroaluminate $(III)$)
$(c)$ $[Cu(NH_3)_4]^{2+}$ (Tetraamminecopper$(II)$ ion)
$(d)$ $K_3[Al(C_2O_4)_3]$ (Potassium trioxalatoaluminate $(III)$)

$A$ coordination complex contains $Co^{3+}$,$Cl^{-}$,and $NH_3$. When dissolved in water,one mole of this complex gives a total of $3$ moles of ions. The complex is

Identify a ligand with a single donor atom from the following.

Which of the following is a neutral complex?

The secondary valency and the number of hydrogen bonded water molecule$(s)$ in $CuSO_{4} \cdot 5H_{2}O,$ respectively,are :