Complex ion is shown by

The octahedral complex/complex ion which shown both facial and meridional isomers is

A complex containing cobalt(III) ion is associated with two diaminopropane molecules and two chloride ion forming an octahedral geometry. The complex ion will show :

Which of the following complex or the complex ion will show geometrical isomerism?

The octahedral complex/complex ion which shows both facial and meridional isomers is

Indicate the complex ion which shows geometrical isomerism :