AQA GCSE Combined Science Trilogy · 8464
Specification 5.7.1.4 · Paper 4
Revise: Cracking and AlkenesCracking produces a mixture of smaller hydrocarbons, including alkanes and alkenes.
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GCSE Combined Science · key term
An unsaturated hydrocarbon containing a carbon–carbon double bond, .
Used by AQA and Edexcel
Specification 5.7.1.4 · Paper 4
Revise: Cracking and AlkenesCracking produces a mixture of smaller hydrocarbons, including alkanes and alkenes.
Specification Fuels · Paper 3, Paper 4
An unsaturated hydrocarbon containing a carbon–carbon double bond.
Revise: Crude oil, fractional distillation and crackingSome products are smaller alkanes; others are unsaturated hydrocarbons called alkenes, which contain a carbon–carbon double bond.
For AQA Combined Science, you do not need to memorise the names or formulae of individual alkenes. Formulae are supplied for balancing questions.
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