The neutral complex Mo2(NMe2)6 has only terminal Mo-NMe2 bonds andMo2(NMe2)6 is structurally connected to Cr2(O2CMe)4(H2O)2. Draw amolecular frontier orbital scheme for Mo2(NMe2)6 starting from Mo(NMe2)3fragments. Do not forget to label the d orbitals and the resulting molecularorbitals. What is the bond order between the two molybdenum centres inthis complex?

Drawing a molecular orbital diagram for Mo₂(NMe₂)₆ starting from Mo(NMe₂)₃ fragments requires…

Answered: The neutral complex Mo2(NMe2)6 has only…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Consider the complex square planar complex NiL4, where Ni2+ (d) is the central ion. Draw the system showing axes and answer the following: 1) Show how Group theory to find symmetries for Sigma bonding 2) Show how Group theory can find symmetries for in- plane and out of plane Pi bonds 3) Use the Projection Operator Method to find out LGOs (all of them) used in the out of plane Pi bonding
Show how Mn2+ and Gd3+ are paramagnetic.
Which dn electron configurations are expected to undergo a Jahn–Teller distortion in a tetrahedral coordination compound? Explain your answer.
what kind of electronic transitions are responsible for the colours of the following species? For each case, state the type of the electronic transition, the orbitals between which the transition occurs and briefly explain the reason for your assignment.
Draw the full molecular orbital diagram for [Fe(H2O)6] + 2. Each MO must have a drawing of the interaction and the appropriate Mulliken symbol. Approximate ligands down to their lone pairs, and derive the point group from only the geometry created by those donating atoms.
1. Using the MO scheme provided below, calculate the bond order for the ligand-metal bonds in a ML6 complex where M=Co2+ and NH3: Recall that independent of the ligand, the eg orbitals that are 10Dq above the t2g orbitals are always o*. M ML6 6L O* 4p d,?.? d,? 2 х - у 4s 3d dy dyz dyz sp3 Op Os
Chemistry 1. Construct the reducible representation for vibration of the CO ligands in the molecule cis-W(CO)5. 2. Reduce the representation to a sum of rreducible representations.3. Which of the representations are IR active in the C2v point group?4. Assign the corresponding Millikan symbol to the IR bands in the spectra.
6. Below (top of next page) are shown two possible configurations for a metal center with six cyanide (CN): a trigonal prism (A) and the trigonal anti-prism (B). a. Assign the point groups for A and B assuming the M-C bond distances are the same and that the C-N bond distances are the same. Also, all C-M-C bond angles for nearest neighbor cyanide ligands are 90°. b. Determine the irreducible representations for the C-N stretching vibrations in A and B (you will first need to find the reducible for these modes and then reduce that representation). c. d. Identify the number of IR and Raman active modes for A and B. State and explain whether one can distinguish between the two possible geometries using only IR spectroscopy. N=3 XX N A B
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?

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