Q. The coordination compounds, $\left\lbrack Co\left( {NH}_{3} \right)_{6} \right\rbrack^{3 +}\left\lbrack Cr(CN)_{6} \right\rbrack^{3 -}$ $\ \ and\ \left\lbrack Cr\left( {NH}_{3} \right)_{6} \right\rbrack^{3 +}\left\lbrack Co(CN)_{6} \right\rbrack^{3 -}$ are example of

A) Linkage isomerism
B) Coordination isomerism
C) Ionisation isomerism
D) Geometrical isomerism
Explanation

(b)
When ligands are exchanged between metal atoms, coordination isomerism results. Hence, $\lbrack Co\left( {NH}_{3} \right)_{6}\rbrack\lbrack Cr(CN)_{6}\rbrack\ and\ \lbrack Cr\left( {NH}_{3} \right)_{6}\rbrack\lbrack Co(CN)_{6}\rbrack\$represents coordination isomerism.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.