COORDINATION COMPOUNDS
28709
Which of the following coordiantion compounds would exhibit optical isomerism
1 trans-dicyanobis (ethylenediamine) chromium \( (III)\) chloride
2 tris-(ethylenediamine) cobalt \( (III)\) bromide
3 pentaamminenitrocobalt \( (III) \) iodide
4 diamminedichloroplatinum \( (II)\)
Explanation:
(b)\({[Co{(en)_3}]^{3 + }}\)