$IUPAC$ name of $H_2[PtCl_6]$ is

The $IUPAC$ name of $[Pt(NH_3)_2 Cl(NH_2 CH_3)] Cl$ is:

State the $IUPAC$ name of the following complex: Sodium cobaltinitrite.

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 $IUPAC$ name of the complex $[Co(NH_3)_4 Cl_2]Cl$?

Provide the $\text{IUPAC}$ nomenclature for the following coordination compounds:
$(i)$ $[Cr(NH_3)_3(H_2O)_3]Cl_3$
$(ii)$ $[Co(en)_3]_2(SO_4)_3$
$(iii)$ $[Ag(NH_3)_2][Ag(CN)_2]$
$(iv)$ $Na_3[Cr(C_2O_4)_3]$