Co-ordination number of $Co$ in $[Co(NH_3)_6]^{2+}$ is-

NEET UG CHEMISTRY MCQ: CO-ORDINATION COMPOUNDS

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Co-ordination number of

Co

[Co(NH_3)_6]^{2+}

is-

View answer and explanation

Correct option: C

Option C (6) is correct because the coordination number of Cobalt in

[Co(NH_3)_6]^{2+}

is 6, as there are six ammonia ligands directly attached to the central cobalt ion.

Practice All Chapter MCQs →

\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{\;}

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

\text{ox =}

x

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

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

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

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