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Question

Chemistry Question on coordination compounds

The compound having tetrahedral geometry is

A

[Ni(CN)4]2−[Ni(CN)_4]^{2-}

B

[Pd(CN)4]2−[Pd(CN)_4]^{2-}

C

[PdCI4]2−[PdCI_4]^{2-}

D

[NiCI4]2−[NiCI_4]^{2-}

Answer

[NiCI4]2−[NiCI_4]^{2-}

Explanation

Solution

[NiCI4]2−:Ni2+(3d8)[NiCI_4]^{2-}: Ni^{2+}(3d^8)
Tetrahedral                 Tetrahedral \, \, \, \, \, \, \, \, \, \, \, \, \, \, \, \, \,
In all other complexes, hybridisation at central metal is dsp2dsp^2 and complexes have square planar geometries.