$IUPAC$ name of Prussian blue (ferri-ferrocyanide) is:

Using $IUPAC$ norms,write the formulas for the following:
$(i)$ Tetrahydroxozincate $(II)$
$(ii)$ Potassium tetrachloridopalladate $(II)$
$(iii)$ Diamminedichloridoplatinum $(II)$
$(iv)$ Potassium tetracyanonickelate $(II)$
$(v)$ Pentaamminenitrito$-O$-cobalt $(III)$
$(vi)$ Hexaamminecobalt $(III)$ sulphate
$(vii)$ Potassium tri(oxalato)chromate $(III)$
$(viii)$ Hexaammineplatinum $(IV)$
$(ix)$ Tetrabromidocuprate $(II)$
$(x)$ Pentaamminenitrito$-N$-cobalt $(III)$

What is the oxidation number of $Pt$ in $[PtCl_6]^{2-}$?

The $IUPAC$ name of $[(CO)_5Mn - Mn(CO)_5]$ is ...........

The $IUPAC$ name of the coordination compound $[Co(NH_3)_4(H_2O)Br](NO_3)_2$ is:

The $IUPAC$ name of the complex $Hg[Co(CNS)_4]$ is