GCSE Chemistry - Condensation Polymers (Polyesters) (2026/27 exams)

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** WHAT'S COVERED **
1. Intro to Condensation Polymers.
2. How Polyesters are Formed.
Reaction between dicarboxylic acid monomers and diol monomers.
Explanation of the condensation reaction mechanism.
3. Representing Polyesters.
4. Key Conditions for Condensation Polymerisation.
5. Specific Example: Formation of Poly(ethyl ethanoate).
6. Biodegradability of Polyesters.

** EXAM BOARD INFO **
AQA - Separate/triple science and higher tier only
IGCSE Edexcel - Separate/triple science and higher tier only
Edexcel - Separate/triple science and higher tier only
OCR 21st Century - Separate/triple science and higher tier only
OCR Gateway - Separate/triple science and higher tier only

** CHAPTERS **
0:00 Intro to Condensation Polymers & Polyesters
0:28 Monomers for Polyesters (Dicarboxylic Acid & Diol)
1:14 Forming the Ester Link & Water Molecule
1:55 Drawing the Repeat Unit
2:25 General Equation for Polyester Formation
3:38 Requirements for Condensation Polymerisation
4:22 Specific Example: Ethanedioic Acid + Ethanediol
4:35 Biodegradability of Polyesters

** PLAYLISTS **
   • GCSE Maths (9-1)  

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   • GCSE Chemistry (9-1)  

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