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Aromatic compounds, also known as arenes or aromatics, are chemical compounds that contain conjugated planar ring systems with delocalised pi electron clouds instead of discrete alternating single and double bonds. Typical aromatic compounds are benzene and toluene. They should satisfy Hückel's rule.
- Category:Simple aromatic rings are the fundamental non-polycyclic unsubstituted aromatic rings and may contain heteroatoms.
- Category:Polycyclic aromatic compounds are fused aromatic rings and may contain heteroatoms.
- Category:Polycyclic aromatic compounds contains Category:Polycyclic aromatic hydrocarbons.
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