6. Calculate the magnetic moment for the following complexes: a. (CrCl] [4% marks] b. [VC_04)2(NH3)21 [5%...
Calculate the spin only magnetic moment of each of the following complexes after determining the of in unpaired electrons for each complex a) mercury tetrthiocyanatocobaltate (ii),b) tris(ethylenediamine)nickel(ii) thiosulphate and c) dichlorobis(triphenylphosphine) nickel (ii)
4. Give chemical names for the following coordination complexes. a) [Cu(NH3)4]2+ b) [Pt(NH3). Cl]* c) [Mn(CN):)". d) (Co(en)2(PPha)]PO... e) [Ni(bipy)](NO3)2. 5. Give chemical formulas for the following coordination complexes. a) Triammineaquadichlorocobalt(III) chloride. b) Potassium diaquabis(oxalate)manganate(III). c) Tris(acetylacetonato Jiron(III). d) Tri--carbonylbis(tricarbonyliron(O)). e) Li-oxo-bis(pentaamminechromium(III)). 5. Draw a d-orbital energy-level diagram, and predict the number of unpaired electrons. a) [Fe(CN).] b) [Fe(H20):] c) (CoCil (tetrahedral) 6. Of the two complexes (a) (CoFs] and (b) (Coſen)] + one appears yellow and the other appears...
Determine the number of unpaired electrons, magnetic moment, and LFSE for following complexes: f. MnO4− g. Cu(H2O)6]2+
3 What spin only magnetic moment (uso) expected for each of the following complexes. (a) [MnBr.] (C) [V(H2O)]2+ (b) [Ni(H20)]2+ (e) [CoBraj? (d) [FeC16] (f) Mo(CO)6
3 What spin only magnetic moment (uso) expected for each of the following complexes. (a) [MnBra] (d) [FeC16] 19 NICOW" (c) [V(H2O)]2+ (b) [Ni(H2O)]2+ (e) [CoBraj? TAROT (1) Mo(CO)6
4. Give chemical names for the following coordination complexes a) [Cu(NH3)4]**. b) [P (NH3)3Cs]" c) [Mn(CN) . d) (Co(en) (PPha).]PO4 e) [Ni(bipy))(NO3)2. 5. Give chemical formulas for the following coordination complexes. a) Triammineaquadichlorocobalt(III) chloride. b) Potassium diaquabis(oxalate)manganate(lll). c) Tris(acetylacetonato)iron(III). d) Tri--carbonylbis(tricarbonyliron(0)). e) #-oxo-bis(pentaamminechromium(III)).
Correctly name the following complexes: a). [Co(NH3)6]Br3 b). K3[FeF6] c). [Cu(OH2)4](SO4)
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+
Why is characterization of complexes trans-CrCl2(OH2)4+, CrCl(OH2)52+, and Cr(OH2)63+ following cation exchange chromatography done by visible spectroscopy rather than IR spectroscopy?
5 The values of the spin only magnetic moments (uso)of several complexes are given below. Show how these values of uso are consistent with the structure of each complex (a) uso 2.83 for [Ni(OH2)6]2 (b) uso 0 for [Ni(CO)4 1.73 for [Cu(NH3)6]2 (d)uso 3.88 for [Co(OH2)6]2 (c) uso (e) so 5.92 for [Fe(OH2)e]* and [Mn(Br)4]2