ect the best depiction for the four pi-molecular orbitals of cyclobutadiene showing correct relative p-orbital phasing and node(s) placement. 4 43 V2 4
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- Answer the following questions for the MOs of 1,3,5-hexatriene: a. Which are bonding MOs, and which are antibonding MOs? b. Which MOs are the HOMO and the LUMO in the ground state? c. Which MOs are the HOMO and the LUMO in the excited state? d. Which MOs are symmetric, and which are antisymmetric? e. What is the relationship between HOMO and LUMO and symmetric and antisymmetric MOs?Draw and explain the diagram of molecular orbitals of 1,3,5,8-octatetraene, label the followinga) Bonding and Anti-bonding molecular orbitalsb) Symmetric and Antisymmetric orbitals c) Homo and Lumo orbitals in the fundamental state and excited stateThe molecular formula of unknown compound B is C10H16.Quantitative brominationof a 0.473-g sample of compound Brequired 48.22mL of a 0.216MBr2/CCl4to produce a color change. How many rings and pi bonds does compound Bcontain?Include any explanations/calculations to justify your answers.
- Assign priorities to these set of Substituents (in assigning priority write numbers 1,2,3,4 below the structure of the molecules on the space given). Give explanation.use frontier molecular orbitals to explain if the 6+2 cycloaddition occurs under thermal or photochemical theory please draw molecular orbitals throughly. thank you very much!What is the best way to draw a molecular orbital diagram for 1,3-cyclopentadiene, identifying the Lowest unoccupied molecular orbital and the highest occupied molecular orbital?
- 1. Write the a) Lewis dot formula, b) line angle formula and of the following molecules: A. HCN B. NH3 2. What is the difference between homolysis vs. heterolysis. Show by giving an example.Rank the following groups in order of decreasing priority according to the Cahn-Ingold-Prelog system. I) -CH=CH2 II) -CH3 III) -CH IV) -OH 1) IV > III > I > II 2) IV > I > III > II 3) III > IV > I > II 4) II > I > III > IVAnswer the following questions for the MOs of 1,3-butadiene: a. Which are p bonding MOs, and which are p* antibonding MOs? b. Which MOs are symmetric, and which are antisymmetric? c. Which MO is the HOMO and which is the LUMO in the ground state? d. Which MO is the HOMO and which is the LUMO in the excited state? e. What is the relationship between the HOMO and the LUMO and symmetric and antisymmetric orbitals?
- Answer the following questions for the molecular orbitals (MOs) of 1,3,5,7-octatetraene: a. How many MOs does the compound have? b. Which are the bonding MOs, and which are the antibonding MOs? c. Which MOs are symmetric, and which are antisymmetric? d. Which MO is the HOMO and which is the LUMO in the ground state? e. Which MO is the HOMO and which is the LUMO in the excited state? f. What is the relationship between HOMO and LUMO and symmetric and antisymmetric orbitals? g. How many nodes does the highest-energy MO of 1,3,5,7-octatetraene have between the nuclei?How would the molecular orbitals of cyclopenta-1,3-diene, the carbocation, carbanion, and the radical differ? Drawings would be appreciated! Thank you in advance.1. Spectroscopy for Vanillin and Vanillyl Alcohol : IR , 1HNMR & 13CNMR