Answer to Question #41365 in Biology for qwerty

Question

Which of the following will give a pair of enantiomors :-
(1) [Co(NH3)4Cl2]NO2
(2) [Cr(NH3)6][Co(CN)6]
(3) [Co(en)2Cl2]Cl
(4) [Pt(NH3)4][PtCl6]
(en = NH2CH2CH2NH2)

Answer 1

[Co(en)2Cl2]+ makes a pair of enantiomeres, namely Λ-cis-[CoCl2(en)2]+ and Δ-cis-[CoCl2(en)2]+. The correct answer is 3.