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10) Which of the following complexes is more paramagnetic, [Cr(NO,)] 2 or [CrF2 Prove your answer
Which of the following complexes is paramagnetic? Assume all ligands are strong field ligands. Select one: O A. More than one of the complexes is paramagnetic O B. [Ni(CN) 14 O C. [Fe(CN))" о D. (Mn(CN)," o E. [Co(NH,
For each of the following octahedral transition metal complexes, determine whether the complex will be paramagnetic or diamagnetic. Show how you came to each conclusion. The structure of the en ligand is shown below. [Mn(CN)6]3
Part A (2 marks) In the following pairs of complexes, which do you expect to have a larger ligand field splitting parameter Ao? Why? Explain? i) [Fe(NH3)612+ or [Fe(NH3). 13+ ii) (Co(CN)613- or [Rh(CN)613- Part B (3 maks) In the following pairs of complexes, which do you expect to be more labile? Why? Explain? ) [Cr(NH3)613+ or [Mn(NH3)6]3+ ii) (Co(CN)613- or [Rh(CN)613- ii) [Cr(NH3).]3+ or [V(NH3).]2+
Which of the following is diamagnetic (no unpaired electrons) octahedral complexes? a) [Cr(CO)_6]^+2 b) [Fe(H_2O)_6]^+3 c) Zn(CN)_6]^-4
Which of the two complexes, [IMnBro! or [Cr(HO)s]', will show the higher transition intensity or molar absorptivity, e, in the UV/VIS spectrum? Explain your answer with the aid of suitable diagrams.
From experimental data, it was found that the complexes [NiCl (PPh.),] 5. a and (PdCL,(PPh,] are paramagnetic and diamagnetic, respectively Propose the geometry of the complexes based on this information. Justify your answers. [6 marks] AN 20 b. Propose a possible structure for each of the following compounds: AM P JAN 20 [Co2(CO) i. [2 marks] [(n'-CHJCr(CO) ii. EXAM [2 marks] Use the 18-electron rule to determine if the proposed structures in C. part(b) are correct. XAM 20 14 marks]...
raw all possible geometric and enantioners for each of the following complexes. (a) (Cr(en)]3+ (b) [PtCl_Bra)2-(square planar)
a short answer is fine for each
Predict which of the following complexes in each pair will produce the greater splitting of the d orbitals. Explain your choice in each case. [V(H_2 O)_6]^2+ or [V(H_2 O)_6]^3+ [Cr(CN)_6]^3- or [Cr(NH_3)_6]^3+ [Rh(CN)_6]^3- or (Co(CN)_6)^3- [TiF_6]^3+ or (Ti(H_2 O)_6]^3+ [Co(NH_3)_5F]^2+ or [Co(NH_3)_5Br]^2+ [Fe(NH_3)_6]^3+ or [Fe(NMe_3)_6]^3+ cis-[Pd(NH_3)_2CI_2] or cis-[Pt(NH_3)_2CI_2] [Fe(en)_3]^3+ or [Co(en)_3]^3+, where en = 1, 2-ethylenediamine [CoCl_4]^1- or [Co(CN)_6]^3-
Draw the d orbital electron diagrams for the following complexes. Ni(OH2), [Cr(CN))
What is the expected geometry around the central atom in the following? (using cation and anion) .[Pt(NH3)4][PtCl6] ***Pt complexes do not usually assume a tetrahedral shape .[Cr(NH3)4(SCN)2][Cr(NH3)2(SCN)4]