5. The most stable structure for N₂O4 is planar and belongs to the D2h point group, which has the character table shown below. D2h E C₂(X) C₂(V) C₂ (2) i o(xy) o(yz) o(x2) Ag 1 1 1 1 1 1 1 1 B1g 1 1 -1 -1 1 1 -1 -1 1 -1 -1 1 -1 1 1 -1 1 1 -1 -1 1 1 1 -1 -1 -1 1 -1 -1 -1 1 -1 -1 -1 1 -1 -1 1 -1 1 1 B2g B3g Au B1u 1 B2u 1 B3u 1 1 -1 1 -1 1 -1 -1 1 -1 1 1 -1 5.1 How many translational degrees of freedom does N₂04 have? 5.2 How many rotational degrees of freedom does N₂04 have? 5.3 How many normal modes of vibration does N204 have? x², y², z² xy 5.5 How many of the vibrational modes of N₂04 are IR-active? XZ yz 5.6 How many of the vibrational modes of N₂O4 are Raman-active? Z y X Rz Ry Rx 3. 5.4 The displacement vectors for the atoms of N₂O4 span 3Ag + 3B1g + 2B2g + B3g + Au + 2B1u + 3B2u + 3B3u. What are the symmetry species of the normal modes of vibration? 00

5. The most stable structure for N₂O4 is planar and belongs to the D2h point group, which has the character table shown below. D2h E C₂(X) C₂(V) C₂ (2) i o(xy) o(yz) o(x2) Ag 1 1 1 1 1 1 1 1 B1g 1 1 -1 -1 1 1 -1 -1 1 -1 -1 1 -1 1 1 -1 1 1 -1 -1 1 1 1 -1 -1 -1 1 -1 -1 -1 1 -1 -1 -1 1 -1 -1 1 -1 1 1 B2g B3g Au B1u 1 B2u 1 B3u 1 1 -1 1 -1 1 -1 -1 1 -1 1 1 -1 5.1 How many translational degrees of freedom does N₂04 have? 5.2 How many rotational degrees of freedom does N₂04 have? 5.3 How many normal modes of vibration does N204 have? x², y², z² xy 5.5 How many of the vibrational modes of N₂04 are IR-active? XZ yz 5.6 How many of the vibrational modes of N₂O4 are Raman-active? Z y X Rz Ry Rx 3. 5.4 The displacement vectors for the atoms of N₂O4 span 3Ag + 3B1g + 2B2g + B3g + Au + 2B1u + 3B2u + 3B3u. What are the symmetry species of the normal modes of vibration? 00

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter13: Introduction To Symmetry In Quantum Mechanics

Section: Chapter Questions

Problem 13.29E: Determine the point groups of the following molecules. a Fe(CO)5, which has a trigonal bipyramidal...

See similar textbooks

Similar questions

Figure 13.27 shows the structure of the molecule porphine. Figure 13.27 The structure of porphine. Determine the symmetry elements present in the molecule, and its point group. Does the point group change if an Fe2+ ion is substituted for the two hydrogen atoms in the center of the porphine ring?
Determine the point groups of the following molecules. a Fe(CO)5, which has a trigonal bipyramidal structure, b CO32, which has three resonance structures that contribute to its overall shape, c The perfectly staggered conformation of ethane, d The perfectly eclipsed conformer of ethane.
Determine the point group of the following molecules. a cis1,2 Dichloroethylene b trans1,2 Dichloroethylene c Toluene, C6H5CH3 d 1,3-Cyclohexadiene.
Identify the symmetry elements present in the following objects. a The Eiffel Tower. You may have to look up a picture of it if you dont remember its shape b Any book ignore the printing. c An octagonal wood block. d A jack from the set of jacks pictured here: Note that some of the points end differently.
What are the number of classes and the order of the following point groups? a C2v b D2h c D6h d S4 e Cs.
Show that any two of the irreducible representations of the following point groups are orthogonal to each other. a C2 b C2v c D2h d Oh e Td
In your own words, explain why an object that has more symmetry elements is said to have higher symmetry than an object with fewer symmetry elements.
Identify the symmetry elements present in the following objects. a A ream of blank paper, no holes. b A ream of blank three-holed paper. c A round pencil, unsharpened, with cylindrical eraser. d A round pencil, sharpened, with cylindrical eraser.
a )Find the representation of the C2v point group to which a px orbital belongs. b)The four symmetry-adapted linear combinations (SALCs) built from the Cl 3s orbitals in the square planar (D4h) [PtCl4]2– anion have symmetry A1g, B1g, and Eu. List all expected Pt – SALC orbital combinations. and What information does the extended 1D2 term symbol provide about a given atom?
1. Using VSEPR, determine the shape of the molecules, symmetry elements/operation and assign the point group: (a) CCI4 (b) H2C=CH2 (c) CO2 (d) Co,2
Determine the point groups for H -C = C - F.
Help me please