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- Draw the following: diastereoisomers optical isomers of dichloridobis(ethylenediamine)chromium (III) and [Co(NH₃)₂(H₂O)₂Cl₂]⁺, if there's any. If there is none, please explain briefly why.when a molecule is said to be chiral or asymmetric?Which of these compounds is/are expected to be optically active? (en = H2N–CH2–CH2–NH2) (A) cis–[Co(NH3)4Cl2]Cl (B) cis–[Co(en)2Cl2]Cl (C) trans–[Co(en)2Cl2]Cl (D) Compounds (A) and (B)