Chemistry - Coordination Chemistry Question with Solution | TestHub

${\left[\mathrm{Co}(\mathrm{CN}{)}_6\right]}^{3-}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_6\right]}^{3+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5\left({\mathrm{H}}_2\mathrm{O}\right)\right]}^{3+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5(\mathrm{Cl})\right]}^{2+}$

${\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5(\mathrm{Cl})\right]}^{2+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5\left({\mathrm{H}}_2\mathrm{O}\right)\right]}^{3+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_6\right]}^{3+}<{\left[\mathrm{Co}(\mathrm{CN}{)}_6\right]}^{3-}$

${\left[\mathrm{Co}(\mathrm{CN}{)}_6\right]}^{3-}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5(\mathrm{Cl})\right]}^{2+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5\left({\mathrm{H}}_2\mathrm{O}\right)\right]}^{3+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_6\right]}^{3+}$

${\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_6\right]}^{3+}<{\left[\mathrm{Co}(\mathrm{CN}{)}_6\right]}^{3-}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5(\mathrm{Cl})\right]}^{2+}<{\left[\mathrm{Co}{\left({\mathrm{NH}}_3\right)}_5\left({\mathrm{H}}_2\mathrm{O}\right)\right]}^{3+}$