question_answer

Which of the following compounds shows optical isomerism?

A) \[{{\left[ \operatorname{Cu}{{\left( {{\operatorname{NH}}_{3}} \right)}_{4}} \right]}^{2+}}\]    

B) \[{{\left[ Zn{{\operatorname{Cl}}_{4}} \right]}^{2-}}\]

C) \[{{\left[ \operatorname{Cr}\left( {{\operatorname{C}}_{2}}{{\operatorname{O}}_{3}} \right) \right]}^{3-}}\]       

D) \[{{\left[ \operatorname{Co}{{\left( \operatorname{CN} \right)}_{6}} \right]}^{3-}}\]

Correct Answer: C

Solution :

\[{{\left[ Cr{{\left( {{C}_{2}}{{O}_{4}} \right)}_{3}} \right]}^{3-}}\]