Which of the following sets of examples and geometry of the compounds is not correct ?

Options

A. Octahedral - `[Co(NH_(3))_(6)]^(3+) , [Fe(CN)_(6)]^(3-)`
B. Square planar - `[Ni(CN)_(4)]^(2-) , [Cu(NH_(3))_(4)]^(2+)`
C. Tetrahedral - `[Ni(CO)_(4)] , [ZnCl_(4)]^(2-)`
D. Trigonal bipyramidal - `[Fe(NH_(3))_(6)]^(2+) , [CuCl_(4)]^(2-)`

Answer

D

Explanation

`[CuCl_(4)]^(2-) ` : Tetrahedral
`[Fe(NH_(3))_(6)]^(2+) ` : Octahedral