Which among the following statements about $$\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}$$ is $$\underline{\text { NOT }}$$ true?

Identify homoleptic complex from following.

What is the number of N atoms present in EDTA?

What type of hybridization is present in $$\mathrm{Ni}$$ of $$\left[\mathrm{Ni}(\mathrm{Cl})_4\right]^{2-}$$ and $$\left[\mathrm{Ni}(\mathrm{CN})_4\right]^{2-}$$ respectively?