The number of unidentate ligands attached to the central metal ion in a complex is called:

Which of the following complexes gives only $25\%$ mole of $AgCl$ precipitate when reacted with excess $AgNO_3$?

$A$ 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

Which of the following complex compounds does not react with $AgNO_3$ to form a precipitate of $AgCl$?

Give the chemical formulas for the following compounds:
$(i)$ Ammonium molybdate
$(ii)$ Ammonium phosphomolybdate
$(iii)$ Ferric thiocyanate ion
$(iv)$ Sodium sulphide

Identify the cationic complex from the following.