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Naming Simple Alkenes

Key Concepts

  • alkenes are hydrocarbons: made up of only carbon and hydrogen atoms

  • there is a double bond between 2 carbon atoms

  • general formula: CnH2n

  • name ends in "ene"

  • prefix determined by the number of carbon atoms in the chain:
eth C2
prop C3
but C4
pent C5
hex C6
hept C7
oct C8
non C9
dec C10

Flash Tutorial

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Examples

ethene C2H4
propene C3H6
butene C4H8
pentene C5H10
hexene C6H12
heptene C7H14
octene C8H16
nonene C9H18
decene C10H20
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Related AUS-e-TUTE Topics

Summary of Nomenclature

Naming Straight Chain Alkanes

Naming Branched Chain Alkanes

Naming Simple Alkynes

Naming Structural Isomers of Alkanes

Naming Structural Isomers of Alkenes

Naming Alkanols

Naming Haloalkanes

Functional Groups

Combustion of Hydrocarbons

Halogenation of Hydrocarbons

Hydrohalogenation of Unsaturated Hydrocarbons

Hydration of Alkenes to Alkanols

Preparation and Naming of Polymers (Polymerization)

Properties and Uses of Ethene (ethylene)

Properties and Uses of Polythene (polyethylene)

 

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