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What are the symmetry elements of C4H8 assuming CH3 is spherical?
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- 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.Construct the symmetry-adapted linear combination molecular orbitals for hydrogen sulfide, H2S.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.
- 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 all the symmetry elements present in the tetrahedron, the cube, and the octahedron.Determine which single symmetry operation of the following point groups is equivalent to the given combination of multiple symmetry operations. a In C2v, C2v=? b In C2h, iC2=? c In D6h, C6h=? d In D2d, C2C2=? e In Oh, iS4=?
- Explain why a molecule with a center of inversion cannot have a dipole moment.Determine the symmetry species of the D3h point group for the sp2 hybrid orbitals, assuming that the C3 axis is coincident with the z-axis and that one of the orbitals lies along the positive x-axis. See Example 13.16.Determine if the following species have permanent dipole moments. a Dichloromethane, CH2Cl2 b Chlorobenzene, C6H5Cl c Ammonia, NH3 d Carbon dioxide, CO2.
- 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?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 TdWhat are the symmetry elements of [Co(NH3)4ClBr]+? Assume NH3 is spherical
