The IUPAC name of ${\rm{N}}{{\rm{a}}_3}\left[ {{\rm{Co}}{{\left( {{\rm{ONO}}} \right)}_6}} \right]$ is:

NEET UG CHEMISTRY MCQ: CO-ORDINATION COMPOUNDS

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The IUPAC name of

\mathrm{N}{\mathrm{a}_3}\left[ {\mathrm{Co}{{\left( {\mathrm{ONO}} \right)}_6}} \right]

is:

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Correct option: B

Sodium hexanitritocobaltate(III)

Option B (Sodium hexanitritocobaltate(III)) is correct because it correctly names the compound, indicating the sodium cation, the hexanitrito ligands, the cobaltate anion, and the oxidation state of cobalt.

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The complexes

\left[ {\mathrm{PtC}{\mathrm{l}_2}{{\left( {\mathrm{N}{\mathrm{H}_3}} \right)}_4}} \right]\mathrm{B}{\mathrm{r}_2}\mathrm{\;and\;}\left[ {\mathrm{PtB}{\mathrm{r}_2}{{\left( {\mathrm{N}{\mathrm{H}_3}} \right)}_4}} \right]\mathrm{C}{\mathrm{l}_2}\mathrm{\;}

are example for isomerism The total number of stereoisomers for the complex

\left[\mathrm{Cr}(\mathrm{Ox})_{2} \mathrm{ClBr}\right]^{3-}

(where

\text{ox =}

oxalate) is The value of

x

on the

{\left[ {\mathrm{Ni}{{\left( {\mathrm{CN}} \right)}_4}} \right]^x}

is: Excited state configuration of

\mathrm{M}{\mathrm{n}^{2 + }}

\mathrm{CuS}{\mathrm{O}_4}

decolourises on addition of KCN, the product is: The IUPAC name of

{\mathrm{K}_2}\left[ {\mathrm{Ni}{{\left( {\mathrm{CN}} \right)}_4}} \right]