1.Both [Ni(CO)4_44] and [Ni(CN)4_44]2−^{2-}2− are diamagnetic. The hybridisations of nickel in these complexes, respectively, area.sp3^33, sp3^33b.sp3^33, dsp2^22c.dsp2^22, sp3^33d.dsp2^22, dsp2^22Login to continueOnly logged in users canattempt or see the solution.