Aromaticity

“Is This Molecule Aromatic?” Some Practice Problems

“Is This Molecule Aromatic?” Some Practice Problems

March 3, 2017

Our last post in this series on aromaticity went through the 4 conditions a molecule must fulfill in order to be aromatic. First, it must be cyclic Second, every atom around the ring must have an available p-orbital T…

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Rules For Aromaticity

Rules For Aromaticity

February 23, 2017

In the last post we introduced the concept of aromaticity, a property of some unusually stable organic molecules such as benzene. Although some aromatic molecules are indeed fragrant (hello, vanillin! ) the term &#…

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Introduction To Aromaticity

Introduction To Aromaticity

January 20, 2017

The Highly Anomalous Behavior of “Cyclohexatriene” Scene: a plane full of passengers are flying over the Atlantic ocean. Halfway through the flight, there’s suddenly a loud THUNK from outside t…

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What does 4n+2 mean?

What does 4n+2 mean?

June 29, 2012

The other night a student came to me with a question about aromaticity. “There’s one thing I don’t get”, she said. “They say a molecule has to have 4n+2 electrons. How do you find n?̶…

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