Chemistry A-Level
energy of products
What energy of products means in Chemistry A-Level, as defined for AQA.
Definition of energy of products
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Reference: AQA
An addition reaction gives a product higher in energy than the starting material, while substitution restores the delocalised ring so the product remains low in energy.
Topics that use energy of products
- Bonding (A-level only) (AQA A-Level)
Related terms
- bromine water test
- delocalisation
- delocalisation energy
- equal bond lengths
- relative stability
- substitution over addition
- enthalpy of hydrogenation
- Kekulé model
Using energy of products in the exam
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