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Q: Would [12]-, [22]-, or [36]-annulene be aromatic if each ring is planar?
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Answer part C
![b) Determine the molecular orbital energies, total energy, and delocalization energy of [12]-annulene
(shown in the figure).
c) Is [12]-annulene aromatic? Explain your reasoning.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff5b08405-a602-4b21-90e6-9b4bbcd819f0%2F47ad6a72-755c-4008-be95-4a56f8b86608%2Fre8zehd_processed.png&w=3840&q=75)
Aromaticity is a characteristic in which any planar system in which there is complete delocalisation of pi electron in the ring,and the system contain 4n+2 pi electrons in the ring is called aromatic.
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- Which of these images are not aromatic?Using the Frost Circle method to outline the molecular orbitals of cyclobutadiene. and identify whether it is aromatic, antiaromatic or non-aromatic. Explain. (Note: Show the outline of MO of cyclobutadiene using the Frost circle method)Use the inscribed polygon method to show the pattern of molecularorbitals in cyclooctatetraene.Classify the dianion of cyclooctatetraene as aromatic, antiaromatic, ornot aromatic, and explain why this is so.
- Use the inscribed polygon method to show the pattern of molecularorbitals in cyclooctatetraene. Classify the dianion of cyclooctatetraene as aromatic, antiaromatic, ornot aromatic, and explain why this is so.Are the following molecules aromatic, antiaromatic, or non-aromatic? Why?Label the following molecules as aromatic, anti-aromatic, or non-aromatic. For the ones that aren’t aromatic, explain why they are either non-aromatic or anti-aromatic.
- Predict whether the cyclic system is aromatic , anti-aromatic, or non-aromatic by counting electrons and explain why ? Also circle all the basic nitrogen’s wherever possible . Show all lone pairs which are involved in cyclic delocalization?what aromatic annulene has the same number of bond molecular orbital as the hypothetical all cis (20) annuleneAdd electrons to your energy diagram to show the configuration of the cyclopropenylcation and the cyclopropenyl anion. Which is aromatic and which is antiaromatic?
- Explain how to construct the molecular orbitals of a conjugated cyclic system similar tobenzene and cyclobutadiene. Use the polygon rule to draw the energy diagram, and fillin the electrons to show whether a given compound or ion is aromatic or antiaromatic.Use the inscribed polygon method to show the pattern of molecularorbitals in cyclooctatetraene. Indicate the arrangement of electrons in these orbitals forcyclooctatetraene, and explain why cyclooctatetraene is not aromatic.Using the rules of aromacy determine if the following compounds A,B,C are aromatic and explain why