SEARCH Articles Figures Tables 2- -2-alkenal alkanal Aliphatic Alkanes, Alkenes, Alkynes, and Alkyl Halides Alkanes and alkenes Alkanes, Alkenes, Alkynes, and Arenes Alkanes, Alkenes, and Alkynes via Coupling Reactions Alkenes and alkynes How Can Alkynes Be Reduced to Alkenes and Alkanes Hydrocarbons Alkanes, Alkenes, and Alkynes Rotation about Sigma (a) Bonds in Acyclic Alkanes, Alkenes, Alkynes, and Alkyl-Substituted Arenes