JEE MAIN - Chemistry (2019 - 12th January Morning Slot - No. 10)
The metal d-orbitals that are directly facing the ligands in K3[Co(CN)6] are -
dx2$$-$$y2 and dz2
dxy, dxz and dyz
dxz, dyz and dz2
dxy and dx2 $$-$$ y2
Explanation
Due to presence of strong field ligand (CNā) pairing occurs
in which two d-orbitals i.e., dx2āy2 and dz2 directly face the CN-
ligand.
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