is benzene a hydrocarbon compound
Aromatic hydrocarbons, or arenes, are those that have at least one benzene ring in them. A benzene ring is a ring of six carbon atoms with three double bonds. The formula for benzene, the simplest arene and base structure for all others, is C6H6. Any compound with a benzene ring is called an aromatic compound. There are many such compounds, which tend to be carcinogenic.