Which of the following is diamagnetic (no unpaired electrons) octahedral complexes? a) [Cr(CO)_6]^+2 b) [Fe(H_2O)_6]^+3 c)...
All of the following complexes are either octahedral or tetrahedral. Determine if the complex is diamagnetic or paramagnetic, if the complex is high spin or low spin, and ii) the number of unpaired electrons. Unpaired Electrons Spin low Magnetism Complex [Fe(CN)6]* [Co(NH3)4]3 13+ 14- 4+ [Ru(CO)6] All of the following complexes are either octahedral or tetrahedral. Determine if the complex is diamagnetic or paramagnetic, if the complex is high spin or low spin, and ii) the number of unpaired electrons....
The octahedral complex ion [FeCl6]3- has more unpaired spins than the octahedral complex ion [Fe(CN)6]3-. How many unpaired electrons are present in each species? Compare the Δo values for these complexes. Complex ion # Unpaired electrons Relative Δo [FeCl6]3- _________largersmaller [Fe(CN)6]3- _________largersmaller
1. Predict the molecular geometry of the following complexes, and determine whether each will be diamagnetic or paramagnetic: (a) [Fe(CN)614- (b) [Fe(C2O4)314- (C) [Zn(NH3)4]2+ (d) [Mo(CO)6] (e) [Rh(NH3)4]+
Give the number of unpaired electrons in octahedral complexes with weak-field ligands for: a) Mn3+ b) Co3+ c) Rh3+ d) Ti2+ e) Mo2+
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-
(b) Determine the oxidation state of the metal, the d electron configuration, the number of unpaired electrons and the ligand field stabilisation energy for the following complexes: (i) [Co(NH3)5Br]2+ (ii) [MnO4]- (iii) [Fe(CN)6]3- (iv) [Cu(H2O)6]2+
Which one of the following octahedral complex ions is diamagnetic? Note: NH3 is a strong-field ligand. (a) [Fe(NH3)6] 3+ (b) [Fe(NH3)6] 2+ (c) [Cr(NH3)6] 3+ (d) [Cr(NH3)6] 2+ (e) [Co(NH3)6] 2+
How many d-electrons does the iron have in the [Fe(CN)_6]^3- complex? A. 3 B. 4 C. 5 D. 6
What are the likely electronic configurations for the d-electrons in the following ions? How many unpaired electrons are present in each case? [Cr(CN)6]3– [CoF6]3– [Co(CN)6]4– [Co(CN)6]3– [Ir(H2O)6]3+ [FeBr6]4– [Fe(CN)6]4–
From the following list of metal ions and ligands, construct metal complexes with properties which match that described in each part of the question and provide a brief explanation. (Only one example is required for each part of the question, e.g. [Fe(H20)6]21). Metal ions Ligands (in order of increasing ligand field strength) [ < Br< <C1° <NO3 <OH <ox?- <H2O< Ti(IV), V(III), V(IV), Cr(II), Cr(III), Mn(II), NH3 <en <bpy < PPh3< CN=CO Mn(III), Mn(IV), Fe(II), Fe(III), Co(II), Co(III), en =...