positive inductive effect
What positive inductive effect means in Chemistry A-Level, as defined for AQA.
Definitions of positive inductive effect
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Reference: AQA
The electron-releasing character of alkyl groups, which pushes electron density towards the carbon and spreads the positive charge.
Alkyl groups release electron density towards the nitrogen, so the lone pair is pushed out and is more available to a proton.
Topics that use positive inductive effect
- Addition reactions of alkenes (AQA A-Level)
- Base properties (A-level only) (AQA A-Level)
Related terms
- carbocation stability
- delocalisation into the ring
- lone pair on nitrogen
- major and minor products
- position of equilibrium
- salt formation
- availability of the lone pair
- order of base strength
Using positive inductive effect in the exam
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