Chemistry A-Level
Substitution of haloalkanes
What Substitution of haloalkanes means in Chemistry A-Level, as defined for OCR.
Definition of Substitution of haloalkanes
Check what you remember
Read the wording for your board, then hide it and explain Substitution of haloalkanes in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Aliphatic amines are made by substituting haloalkanes with excess ethanolic ammonia and amines, with the halogen leaving and the nitrogen of ammonia bonding to the carbon chain.
Topics that use Substitution of haloalkanes
- Amines (OCR A-Level)
Related terms
- Delocalisation of the lone pair in phenylamine
- Effect of excess ammonia on product distribution
- Electron-donating alkyl groups and base strength
- Formation of ammonium salts with dilute acids
- Nucleophilic substitution
- Preparation of amines
- Proton acceptance by the nitrogen lone pair
- Reagent and condition recognition
Using Substitution of haloalkanes in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Chemistry A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge