Assertion: hydrocarbon's ring | /r/HasProperty | aromatic
Facets:
Source sentences:
text: Subject matter wherein a chemical change produces a hydrocarbon which is cyclic or has a cyclic moiety, the hydrocarbon having no aromatic rings.
text: Polycyclic aromatic hydrocarbons (PAHs, also polyaromatic hydrocarbons or polynuclear aromatic hydrocarbons) are hydrocarbons—organic compounds containing only carbon and hydrogen—that are composed of multiple aromatic rings (organic rings in which the electrons are delocalized).
text: Subject matter containing at least two rings, where at least one ring is an aromatic moiety.
text: They can also form rings of carbon, called aromatics.
text: The ring, known as a "benzene ring," is said to be aromatic.
text: Polycyclic aromatic hydrocarbons (PAHs, also polyaromatic hydrocarbons or polynuclear aromatic hydrocarbons) are hydrocarbons—organic compounds containing only carbon and hydrogen—that are composed of multiple aromatic rings (organic rings in which the electrons are delocalized).