Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
C2H4(g) refers to ethene gas, which is an unsaturated hydrocarbon consisting of two carbon atoms and four hydrogen atoms.
Related terms
Alkene: An alkene is a hydrocarbon with at least one carbon-carbon double bond. Ethene (C2H4) is an example of an alkene.
Polymerization: Polymerization refers to the process in which small molecular units called monomers join together chemically to form large repeating chains or networks called polymers. Ethene can be polymerized to produce polyethylene, a common plastic material.