ORGANIC CHEMISTRY Chapter l g hydrocarbons that contain a carbon-carbon triple bond are called alkynes o sp hybridization g The carbon-carbon triple bond consists of two n bonds and one o bond H Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 1 Hydrocarbons that contain a carbon-carbon triple bond are called alkynes. sp Hybridization The carbon-carbon triple bond consists of two π bonds and one σ bond. H C C H H C C H