question_answer2) Nickel\[(Z=28)\]combines with a uninegative monodentate ligand\[{{X}^{-}}\]to form a paramagnetic complex\[{{[Ni{{X}_{4}}]}^{2-}}\]. The number of unpaired electron (s) in the nickel and geometry of this complex ion are, respectively
AIEEE Solved Paper-2006
question_answer4) How many EDTA (ethylenediaminetetra acetic acid) molecules are required to make an octahedral complex with a \[C{{a}^{2+}}\] ion ?
AIEEE Solved Paper-2006