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Organic Chem
Chapter 16
10
Other
Undergraduate 2
02/14/2009

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Term
aliphatic compound
Definition
an organic compound that is not aromatic
Term
Allotropes
Definition
Different forms of an element with different properties. ex: diamond, graphite, and fullerene
Term
annulene
Definition
cyclic hydrocarbons with alternating single and double bonds
Term
arene
Definition
aromatic hydrocarbon based on benzene ring as a structural unit
Term
aryl group
Definition
any functional group or substituent derived from a simple aromatic ring
Term
benzenoid band
Definition
weak band around 250 or 270 nm in UV spectra of benzenoid aromatics
Term
degenerate orbitals
Definition
orbitals having the same energy
Term
fused ring
Definition
rings that share a common carbon-carbon bond and its two carbon atoms
Term
heterocyclic compound
Definition
a cyclic compound in which one or more of the ring atoms is not carbon
Term
polynuclear aromatic compounds
Definition
aromatic compounds with two or more fused aromatic rings ex: naphthalene
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