3.Pick two of the three molecules below. Determine their point groups and whether they arechiral. Show the symmetry elements that led to your answer.2+PEt2Pd-Cl1. N(SIME3)2THF-THE(MezSi),N!trans-[UO{N(SiMe.).}.(THF),]Palladium PCP Pincer[Ru(bipy)3]2*ComplexMolecule 1Molecule 2Molecule 3a.Molecule number:Point Group:Chiral or achiral:b. Molecule number:Point Group:Chiral or achiral:

At first one has to determine the symmetry elements present in the molecule molecule s. then from…

Answered: 3. Pick two of the three molecules…

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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7. The following character table (accompanied by a molecule of the corresponding point group) has some missing information. E 2 C3 3 C2 ? 2 S3 3 oy X1 1 1 1 1 1 x2+ y?, z2 A2 1 1 -1 1 -1 Rz E' 2 -1 2 -1 (х, у) (x2- у?, ху) A," 1 X2 1 -1 -1 -1 A2" 1 1 -1 -1 -1 1 X3 BH3 E" 2 -1 -2 1 (Rx, Ry) (zx, yz) а. Based on symmetry labels and Mulliken symbols, what is the missing symmetry element? b. Provide the missing information in the table: i. X1 = ii. X2 = iii. X3 = С. For this point group, what is the symmetry of the following orbitals for an atom located along the main C3 axis? i. А Рх orbital: ii. A d,? orbital: iii. A dxy orbital:
What do you expect the structure of Ge2H4 to look like ? sketch the structure in a clear three dimensional representation and give it's point group.
Determine the point group of each of the following molecules or ions, whose shapes can be determined by use of valence-shell electron-pair repulsion. (VSEPR) theory: (a) SeF5. (b) CIF, (c) ASF, (d) XeF₂, (e) XeF4. (f) BeF3. (g) SiF2, (h) OCN, (i) ASCI, (j) OSF4, (k) trans-FNNF, (1) cis-FNNF, (m) CISSCI (nonplanar), (n) S₂O3, (o) trans-(OH)4XeO₂. ww Identify the point group for each of the following Fe³+ complexes with the biden- tate oxalate ligand (ox = C₂O2). Where allowed by the point group, determine which complexes are chiral. [Hint: Use models to help identify the point group and to verify the existence of enantiomers.] (a) tris(oxalato)ferrate(III), [Fe(ox);]³ (b) trans-dichlorobis(oxalato)ferrate(III). [FeCl₂(ox)₂³ (c) cis-dichlorobis(oxalato)ferrate(III), [FeCl₂(ox)₂] (d) cis-dibromo-trans-dichlorooxalatoferrate (III). [FeBr₂Cl₂ox]³ (e) cis-dibromodichlorooxalatoferrate(III), [FeBr₂Cl₂ox]³.
Pick 2 of the molecules below. For the two of your choice, draw the structure, identify the symmetry elements (either indicating by drawing or describe where they are) and give the point group. 2. a) CH.CI. b) [XEF3] c) d) cyclohexane (C6H12) chair Fe Molecule 1: Molecule 2:
anic chemistry II 4) Which of the following compounds can exhibit fac-mer isomerism? a) [Ir(NH3)4Br₂]* b) [Ru(CO),ONO]²+ II: [Pt(dien)CI]* c) [Mo(CO), (NH3)3] ³+ 5) What is the symmetry point group for (cis-NiF₂Br₂²) (b) C₂v (a) D₂h (c) C₂h 6) Which of the following complexes are chiral? I: [Ru(en)3]² III: a) Only III 7) Which of the following will give a white precipitate upon reacting with AgNO3? c) [Cr(H₂O),]Cl; b) [Ir(NH3)3Cl3] a) K₂[Ni(en)₂Cl₂] b) II and IV (d) Dah cis-[Cr(C₂O4)₂Cl₂]³- c) I and III d) [Ag(CO),F]* (e) Cs IV: trans-[Cr(C₂O4)2Cl₂]³¹ d) II and III d) [Fe(H₂O),Cl3]
The crystal structure of the potassium salt of PtH42 has been recently determined (Bronger et al, J. of Less Common Metals, 116:9-15, 2012). The ion adopts a square planar structure and belongs to the D4h point group. Using the Projection Operator method, the ligand group orbitals (LGO) has been determined to have the following symmetry: A13+ B1g + Ej. Using the D4h Character Table, determine which d orbital of the central Pt atom have the right symmetry to interact with the A1g and B1, Ligand Group Orbitals (LGO). E 2C4 C2 2C,' 2C," i 2S4 20, 20 a A1g ř + y°, ? 1 1 1 1 1 1 1 1 1 A28 1 1 1 -1 -1 1 1 1 -1 -1 R. Big 1 -1 1 1 -1 1 -1 1 1 -1 2 - y? B2g 1 1 1 1 xy Eg 2 2 (R,. Ry) (xz, yz) 1 1 1 1 -1 -1 A2u 1 1 1 -1 1 1 Blu 1 1 1 1 -1 1 B2u 1 -1 1 -1 1 -1 1 -1 1 -1 2 -2 2 (х, у) The A1g LGO has the right symmetry to interact with the dxy orbital while the B1g LGO has the right symmetry to interact with the dyz. The A1, LGO has the right symmetry to interact with the dyz orbital while the B1g…
Give all the symmetry elements in the following molecules, and assign the point group of each. a ) Xe(0) F4 b) cyclo-(C5H5) - c) IF 7 (pentagonal bipyramidal) d) Boric acid (right - assume it's rigid)
Draw the Lewis structure of the following compounds and identify the point group. Indicate the symmetry operations you performed in determining the point groups.a. 1,8-Dichloronaphthaleneb. Eclipsed dibenzenechromium (Hint: The Cr atom is sandwiched between the two-benzene ring in eclipsed conformation.)c. Borazine (B3H6N3) (Hint: The structure looks like benzene, but instead of C, B and N are the atoms in alternating order.)
7. Specify the point group of each of the following species. Br CI S. F F P CH3 Fl.. CI CI Br F (A) (B) (D) 8. Examine all the molecules in Question 7 and determine which one is nonpolar and which one has an optical isomer. Why?
2. For the following molecules, name the idealized VSEPR geometry and assign the point group: (a) GeH₂D₂ (D = deuterium, is distinguishable from hydrogen); (b) AsF5; (c) C₂H₂; (d) [BrF4]; (e) SO₂Cl2.
Draw the shape of the [XeFs] ion and answer the questions below: (i) List the symmetry elements and the symmetry operations of the [XEF5] ion. (ii) What is the point group of the [XeF5] ion? What is the order of the point group of the [XeFs] ion? (iii) Using the [XeF5] as an example, show that C" = E.
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

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