Coordination Compounds

\(\mathrm{S}^{2-}<\mathrm{C}_{2} \mathrm{O}_{4}^{2-}<\mathrm{NH}_{3} <\) en \(<\mathrm{CO}\)

\(\mathrm{CO}<\mathrm{en}<\mathrm{NH}_{3}<\mathrm{C}_{2} \mathrm{O}_{4}^{2}<\mathrm{S}^{2-}\)

\(\mathrm{S}^{2-}<\mathrm{NH}_{3}<\) en \(<\mathrm{CO}<\mathrm{C}_{2} \mathrm{O}_{4}^{2}\)

\(\mathrm{NH}_{3}<\mathrm{en}<\mathrm{CO}<\mathrm{S}^{2-}<\mathrm{C}_{2} \mathrm{O}_{4}^{2}\)