Alkene Reactions Reactions of Alkenes Addition of a halogen to give 1,2-dihalide Addition of a hypohalous acid to give OH halohydrin Addition of water to give alcohol Alcohol Alkane Addition of hydrogen to give alkane Halohydrin 1,2-Diol Addition of single oxygen to give three- membered cyclic ether:epoxide Addition of two hydroxyl groups to give Carbonyl 1,2-diol 1.2-Dihalide Alkene compound Addition of a hydrogen halide to give halide Oxidative cleavage to form a carbonyl Halide Cyclopropane compound Epoxide Addition of carbene to form cyclopropane ▪ Addition of a halogen to give 1,2-dihalide ▪ Addition of a hypohalous acid to give halohydrin ▪ Addition of water to give alcohol ▪ Addition of hydrogen to give alkane ▪ Addition of single oxygen to give three￾membered cyclic ether: epoxide ▪ Addition of two hydroxyl groups to give 1,2-diol ▪ Addition of a hydrogen halide to give halide ▪ Oxidative cleavage to form a carbonyl compound ▪ Addition of carbene to form cyclopropane Reactions of Alkenes Alkene Reactions