Chemical Bonding and Molecular Structure - Result Question 98

####100. The hybridization involved in complex $[Ni(CN)_4]^{2-}$. is (At. No. $Ni=28$ )

(a) $d s p^{2}$

(b) $s p^{3}$

(c) $d^{2} s p^{2}$

(d) $d^{2} s p^{3}$

[2015 RS]

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Solution:

  1. (a) $Ni^{2+}=[Ar] 3 d^{8}, 4 s^{0}$

In the presence of strong ligand $CN^{-}$, pairing of electrons will occur:



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