Which one of the following has an optical isomer 
a. [Co(en)3]3+
b. [Zn(en)2]2+
Why? Give the full explanation ..so that it will help me in other example!!

Asked by ADITYASEN704 | 11th Jun, 2016, 09:00: PM

Expert Answer:

The correct answer is [Co(en)3]3+
 
Square planarcomplexes of Zn2+ cannot show optical isomerism. Hence, it is ruledout. It will have two planes of symmetry. Thus, it is optically inactive.
 
As [Co(en)3]3+ has no plane of  symmetry it is optically ACTIVE.

Answered by Hanisha Vyas | 12th Jun, 2016, 02:12: AM