17. Aromaticity
Annulene
5PRACTICE PROBLEM
Identify each of the structures shown below as nonaromatic, antiaromatic, or aromatic. Provide a brief explanation for your answer.
![](https://lightcat-files.s3.amazonaws.com/problem_images/340874649adb29fe-1675958208004.jpg)
Identify each of the structures shown below as nonaromatic, antiaromatic, or aromatic. Provide a brief explanation for your answer.