Coordination Compounds - Result Question 15

####17. Which one of the following is expected to exhibit optical isomerism?

(en = ethylenediamine)

[2005]

(a) cis- $[Pt(NH_3)_2 Cl_2]$

(b) trans- $[Pt(NH_3)_2 Cl_2]$

(c) cis- $[Co(en)_2 Cl_2]$

(d) trans-[Co(en $.)_2 Cl_2]$

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Solution:

  1. (c)

Trans-form of $[M(AA)_2 a_2]^{\mathrm{n \pm}}$ does not show optical isomerism.



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