Coordination Compounds Ques 87

87. The complex, $[Pt(Py)(NH_3) BrCl]$ will have how many geometrical isomers?

[2011]

(a) 3

(b) 4

(c) 0

(d) 2

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Answer:

Correct Answer: 87.(a)

Solution:

(a) Complexes of the type $M _{ABCD}$ may exist in three isomeric forms.

Similarly, $[Pt(Py)(NH_3) BrCl]$ may exist in three isomeric form in which

$M=Pt, A=Py, B=NH_3, C=Br, D=Cl$.