unit 4 alkenes and alkynes

unsaturated hydrocarbons that contain one or more carbon-carbon double bonds

general formula of alkenes

unsaturated hydrocarbons that contain one or more carbon-carbon triple bonds

general formula of alkynes

what do you call alkenes with more than one double bond

only attractive forces between the molecules of alkenes and alkynes

speeds up (usually Pd) the rate of reaction

addition of H2 to an alkene

addition of X2 ( Cl2 / Br2) to an alkene

type of reaction that does not require a catalyst

product of halogenation

product of hydrogenation

addition of HX (HCl / HBr) to alkene

states that the H atom of H-X will bond to the less substituted C atom in the C=C double bond.

Addition of water to an alkene

what does hydration require

product formed by hydration

refers to the class of compound that has a six-membered ring with three double bonds

a hydrocarbon that contains one or more benzene-likek rings

a term used to describe aromatic compounds

who developed the theory of resonance, that provided the first adequate description of the structure of benzene

the substituent group derived by removal of an H from benzene

2 substituents: 1,2

1,3

1,4

Benzene + CH3

benzene + OCH3

benzene + OH

benzen + COOH

a hydrocarbon that contains two or more benzene rings, with each pair of rings sharing two adjacent carbon atoms

Reactions of Benzene

-OH group bonded to a benzene ring

characteristic of phenol