ch.17 aromatics intro

What is the IUPAC accepted common name of this molecule?

• Toluene

• 1-nitrohexene

• Aniline

• Nitrobenzene

name this molecule

• Para-xylene

• Ortho-xylene

• 1,4-ditoluene

• Meta-xylene

Which frost circle represents the molecular orbitals for Benzene?

• A

• B

• C

• D

A compound has overlapping P-orbitals in a ring structure, and has 28 pi-electrons. Is it aromatic, and why?

• Yes, it has a Hückel’s number of Pi electrons (n = 6)

• No, it has too many pi-electrons (n = 28)

• No, its pi electrons are a whole number (n = 28)

• No, it's pi electrons are not a Hückel’s number (n = 6.5)

Is this compound aromatic?

• aromatic

• non-aromatic

• anti-aromatic

Is it aromatic?

• Aromatic

• Anti-aromatic

• Non-aromatic

is it aromatic?

• Aromatic

• non-aromatic

• anti-aromatic

name this compound with the appropriate ortho, meta, para designation

What are two criteria to determine aromaticity of a molecule?

• Linear and non-planar structure; (2n) pi electrons.
• Acyclic and planar structure; (4n + 2) sigma electrons.
• Cyclic, comprised of continuously overlapping p orbitals.; (4n + 2) pi electrons.

• Cyclic and non-planar structure; (4n) pi electrons.