alkane vs hexane

alkane and hexane both are nouns.

Word	Noun	Adjective	Verb	Adverb
alkane	Yes	No	No	No
hexane	Yes	No	No	No

As nouns, hexane is a hyponym of alkane; that is, hexane is a word with a more specific, narrower meaning than alkane:

alkane: a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)
hexane: a colorless flammable liquid alkane derived from petroleum and used as a solvent

Other hyponyms of alkane include butane, amine, aminoalkane, C2H6, ethane, heptane, methane.

alkane (noun)	hexane (noun)
a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2)	a colorless flammable liquid alkane derived from petroleum and used as a solvent