Alternant hydrocarbons are conjugated hydrocarbon systems that have no odd-membered ring. Nonalternant hydrocarbons are compounds featuring at least one ring containing an odd number of carbon atoms. The key di
The starring role A stellar role A stellar performance Stellar Being or relating to or resembling or emanating from stars; An astral body Stellar light Common Curiosities Does "stellar" always relate to stars? Primarily, yes, but it's also used to describe something outstanding. 15 What is "...