Chemistry A-Level
delocalisation into the ring
What delocalisation into the ring means in Chemistry A-Level, as defined for AQA.
Definition of delocalisation into the ring
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Reference: AQA
In phenylamine the nitrogen's lone pair lies next to the delocalised ring and overlaps with it, so part of the electron density is drawn into the ring and spread over the whole system.
Topics that use delocalisation into the ring
- Base properties (A-level only) (AQA A-Level)
Related terms
- lone pair on nitrogen
- position of equilibrium
- positive inductive effect
- salt formation
- availability of the lone pair
- order of base strength
- proton acceptor
Using delocalisation into the ring in the exam
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