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In the given question, we have to find out the point group of a given molecules.
Point group is mathematical representation of all the symmetry element in a molecule.
Step by step
Solved in 2 steps with 1 images
- Determine the point group of the following molecules. a cis1,2 Dichloroethylene b trans1,2 Dichloroethylene c Toluene, C6H5CH3 d 1,3-Cyclohexadiene.Structural isomers can have very different point groups. There are three isomers of dichlorobenzene. Identify the point groups of the three isomers.Determine the point groups of the following molecules. a Hydrogen selenide, H2Se b Partially deuterated hydrogen sulfide, or HDS c The chair conformer of cyclohexane, C6H12 d The boat conformer of cyclohexane, C6H12
- Determine the point groups of the following molecules. a Hydrogen peroxide, H2O2 it is not planar. b Allene, CH2=C=CH2 c D-alanine Its absolute stereochemistry can be found in any good organic or biochemistry textbook. d L-alanine, and compare with part c above.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:Determine the point group of the molecule shown. The answer should have the correct formatting for point groups (e.g., C4v). point group:
- Determine the point group for the following molecule: H I Si Si I- H.Cisplatin (cis-diamminedichloroplatinum(II)) is the first platinum-based antitumor agent, and it is still widely used in chemotherapy, whereas the trans isomer is therapeutically inactive. Cl NH3 H,N CI A Pt В Pt CI NH3 CÍ NH3 cis trans (cisplatin) a) Assign point group to A and B. b) Is it possible to distinguish A and B based on the Pt-Cl stretching vibrations using IR and/or Raman spectroscopic data? If so, explain how you could distinguish them using group theory.(i) Determine the point group for each compound below. O2N O,N -NO2 -NO2 -NO2 O2N (ii) Using symmetry considerations, state whether each compound in part (i) can have a permanent dipole moment, explaining your reasoning.