Coordination Compounds - Result Question 24
####26. Which one of the following complexes will have four different isomers?
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(a) $[Co(en)_2 Cl_2] Cl$
(b) $[Co(.$ en $.)(NH_3)_2 Cl_2] Cl$
(c) $[Co(PPh_3)_2 Cl_2] Cl$
(d) $[Co(en)_3] Cl_3$
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Solution:
- (b) Complex $[Co(en)(NH_3)_2 Cl_2] Cl$ will have four different isomers.
(i) Geometrical isomers
(ii) Optical isomers
cis-isomer (no element of symmetry)
Hence, the compound has 4 different isomers
