About
Methane is a one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. 161C). It has a role as a fossil fuel, a member of greenhouse gas and a bacterial metabolite. It is a gas molecular entity, an alkane, a mononuclear parent hydride and a one-carbon compound. It is a conjugate acid of a methanide.