JEE MainChemistryCoordination CompoundsMCQ+4 / −1
Nickel (Z = 28) combines with a uninegative monodentate ligand X– to form a paramagnetic complex . The number of unpaired electron(s) in the nickel and geometry of this complex ion are, respectively
- Aone, tetrahedral
- Btwo, tetrahedral
- Cone, square planar
- Dtwo, square planar
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