(a)
Interpretation:
The energy of pi molecular orbitals of benzene and cyclooctatetraene has to be calculated. Also comment has to be given on the presence or absence of degenerate energy levels.
Concept Introduction:
The energy
(b)
Interpretation:
The delocalization energies of benzene and hexatriene have to be calculated and compared.
Concept Introduction:
The energy
For a linear conjugated polyene with each of N carbon atoms contributing an electron in a 2p orbital, the energies
The pi electron delocalization energy can be calculated using the following equation.
Where,
(c)
Interpretation:
The delocalization energies for cyclooctatetraene and octatetraene has to be calculated and compared.
Concept Introduction:
The energy
For a linear conjugated polyene with each of N carbon atoms contributing an electron in a 2p orbital, the energies
The pi electron delocalization energy can be calculated using the following equation.
Where,

Want to see the full answer?
Check out a sample textbook solution
Chapter 9 Solutions
Us Solutions Manual To Accompany Elements Of Physical Chemistry 7e
- A mixture of C7H12O2, C9H9OCl, biphenyl and acetone was put together in a gas chromatography tube. Please decide from the GC resutls which correspond to the peak for C7,C9 and biphenyl and explain the reasoning based on GC results. Eliminate unnecessary peaks from Gas Chromatography results.arrow_forwardIs the molecule chiral, meso, or achiral? CI .CH3 H₂C CIarrow_forwardPLEASE HELP ! URGENT!arrow_forward
- Identify priority of the substituents: CH3arrow_forwardHow many chiral carbons are in the molecule? OH F CI Brarrow_forwardA mixture of three compounds Phen-A, Acet-B and Rin-C was analyzed using TLC with 1:9 ethanol: hexane as the mobile phase. The TLC plate showed three spots of R, 0.1 and 0.2 and 0.3. Which of the three compounds (Phen-A; Acet-B or Rin-C) would have the highest (Blank 1), middle (Blank 2) and lowest (Blank 3) spot respectively? 0 CH: 0 CH, 0 H.C OH H.CN OH Acet-B Rin-C phen-A A A <arrow_forward
- ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage LearningChemistryChemistryISBN:9781259911156Author:Raymond Chang Dr., Jason Overby ProfessorPublisher:McGraw-Hill EducationPrinciples of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage Learning
- Organic ChemistryChemistryISBN:9780078021558Author:Janice Gorzynski Smith Dr.Publisher:McGraw-Hill EducationChemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningElementary Principles of Chemical Processes, Bind...ChemistryISBN:9781118431221Author:Richard M. Felder, Ronald W. Rousseau, Lisa G. BullardPublisher:WILEY





