(b) The formula that relates the spin only magnetic moment (en) to the number of unpaired d-electrons (x) is: Heft = √√x(x+2) (1) For each of the following complexes, use this formula to calculate the number of unpaired electrons: Nan[Rh(CO)4], Hell0 BM Rb₂lMoBrn), Heft=2.83 BM (ii) Using the answers from part (b)(i): • Draw crystal field d-orbital energy level diagrams for each complex. • State the oxidation state of the metal in each complex. • Determine the value of n for each complex.

(b) The formula that relates the spin only magnetic moment (en) to the number of unpaired d-electrons (x) is: Heft = √√x(x+2) (1) For each of the following complexes, use this formula to calculate the number of unpaired electrons: Nan[Rh(CO)4], Hell0 BM Rb₂lMoBrn), Heft=2.83 BM (ii) Using the answers from part (b)(i): • Draw crystal field d-orbital energy level diagrams for each complex. • State the oxidation state of the metal in each complex. • Determine the value of n for each complex.

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter14: Applications Of Ultraviolet-visible Molecular Absorption Spectrometry

Section: Chapter Questions

Problem 14.7QAP: A 3.03-g petroleum specimen was decomposed by wet ashing and subsequently diluted to 500 mL in a...

See similar textbooks

Similar questions

For [Co(H2O)6]2+ , Discuss the similarities/dissimilarities in the magnetic moment values with experimentally determined values of 5.0 and 4.4 µB for octahedral and tetrahedral complexes, respectively.
The magnetic moment of [Mn(NCS)6]4- is 6.06 μBM, is it high or low spin? why?
The [CrCl6]^3- ion has a maximum in its absorption spectrum at 735 nm. Calculate the crystal field splitting energy (in kJ/mol ) for this ion.
Calculate ∆ in kJ/mol if a d1 complex has an absorption maximum at 545 nm.
Describe how to create metal atomic chains and to measure the G quantization.
The magnitude of the magnetic moment of Mn2+ in its complexes is typically 5.3μB. How many unpaired electrons does the ion possess?
[V(H2O)6]3+, has absorption bands at 17,800 and 25,700 cm-1. Please answer the following questions using a relevant Tanabe-Sugan diagram. a) How many electronic transitions are possible for this complex? b) Identify these transitions and clearly label the states.
Predict whether the following complexes would show Jahn-Teller distortion: Ammonium pentachlorooxidochromate(V), meff = 1.8 mB Potassium hexaiodidomanganate(IV), meff = 3.8 mB Potassium hexachoridocuprate(II), meff = 1.8 mB Hexaaquamanganese(II) chloride, meff = 6.0 mB
The observed absorption band of the M2 + ion in the electronic spectrum of the hexaakua complex is 7500 cm-1. How many kJ / mol is the crystal field cleavage of the tetraakua complex of the same ion? (h = 6,626x10-34Js, c = 3x108ms-1) A. 142.63 B. 25.95 C. 2698.56 D. 39.88 E. 3333.33
Discuss the difference between Ligand-to-Metal Charge Transfer and Metal-to-Ligand Charge Transfer transitions.
Show how to use the microanalysis data to determine the number of cod (C8H12) ligands per Pd. C, 33.65%; H, 4.24%; N, 0.00%; Pd, 37.27%.
Determine the symmetry point groups of the mer- and fac- isomers of the complex [Re(CO)3(NCMe)3] and deduce the irreducible symmetry representations generated by the three stretching vibrations of the C triple bond to N ligands in each of the isomers. [Regard NCMe as a linear ligand.] Also for each isomer discussed, state with reasoning which vibrations are IR active, and which are Raman active and how many bands will be observable in IR and Raman spectra. How can you distinguish the two isomers using their vibrational spectra?