The formula for the chlorobis(ethylenediamine)nitro-cobalt $(III)$ ion is:

The oxidation state of chromium in the dimeric hydroxo-bridged complex $[(H_2O)_4Cr(OH)_2Cr(H_2O)_4]^{4+}$ is:

Oxidation state of $Fe$ in $K_3[Fe(CN)_6]$

Identify the species having a metal atom in the $+6$ oxidation state from the following:

What is the $IUPAC$ name of $[Co(H_2O)(NH_3)_5]I_3$?

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 $(III)$