Acetylene gas, represented by C2H2(g), is an unsaturated hydrocarbon consisting of two carbon atoms and two hydrogen atoms bonded together with a triple bond between the carbon atoms.
Related terms
Hydrocarbon: An organic compound composed of hydrogen and carbon atoms.
Saturated Hydrocarbon: A hydrocarbon that contains only single bonds between carbon atoms.
Unsaturated Hydrocarbon: A hydrocarbon that contains at least one double or triple bond between carbon atoms.