MHT CET 2026 Chemistry question

Identify the number of unpaired electrons present and geometry respectively of complex

(A)0, square planar
(B)2, square planar
(C)4, octahedral
(D)0, octahedralCorrect

Answer: (D)

Solution

In , Co is with configuration . is a strong-field ligand, so the electrons pair up in the orbitals (), leaving 0 unpaired electrons (diamagnetic, low spin). Two empty 3d, one

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Question ID VK-099388