18 The compound [Ni(NH )ncial is paramagnetic, whereas [Pt(NH,)CI] is diamagneti

Question

18 The compound [Ni(NH )ncial is paramagnetic, whereas [Pt(NH,)CI] is diamagnetic, The electron configurations of Nia and Pt. are Arl 3d and [xel 4f 5d. respectively. Based on their magnethe properties, it can be deduced that the molecular shapes of [Ni(NH) and [Pt(NHs)Chl follows (A) Both have tetrahedral shape; (B) Both have square-planar shape; (C) [Ni(NH,)Cl2] is tetrahedral; [Pt(NH3)2Cl2] is square planar (D) Ni NHolzc1.) is square-planar 19. The solution of which coordination compound is expected to exhibit absorption speetrum with the shortest max. (D)[Cr (NH) CIJCla (A) [Cr(H2O)6]Cl (B) [Cr(NH3)6]Cly (C) Nay[CrF6]

Explanation / Answer

18.B

19.B

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