Chapter 14: Aromatics Flashcards
1
Q
Aromatics must be…
2 conditions
A
cyclic and planar
2
Q
Aromatics have … pi electrons
A
4n + 2
3
Q
Why is furan an aromatic?
A
The lone pair of electrons on the oxygen contributes to conjucgation and therefore resonance
4
Q
Why is a tropylium ion aromatic?
A
It fulfills Hückel’s rule and is planar due to the carbocation
