Chemistry GCSE
Ester links
What Ester links means in Chemistry GCSE, as defined for AQA.
Definition of Ester links
Check what you remember
Read the wording for your board, then hide it and explain Ester links in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
The link formed when an alcohol group reacts with a carboxylic acid group, with water eliminated at each link formed.
Topics that use Ester links
- Condensation polymerisation (HT only) (AQA GCSE)
Related terms
- Chain growth
- Condensation polymerisation
- Functional groups
- Monomer structure
- Repeating unit
- Repeating units
- Condensation reactions
- Elimination of small molecules
Using Ester links 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 GCSE termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge