Summary A2 Unit 2: Polymers

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Summary A2 Unit 2: Polymers

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Summary of Polymers for Chemistry A2 Unit 2 CCEA GCE

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Polymer a largemoleculeconsisting ofmanyrepeating monomerunitsjoinedtogether
Monomer a smallmoleculejoiningtogethertoform a longchain polymer

Condensation polymerisation

polymer polymersformedbythe elimination
Condensation
ofsmall molecules such as water
hydrogen chloridewhenmonomers bond together

Polyesters
theinertia Finishes P
benzene
it aiiii gucaciaemane1,2 aid LTips

no Engine ii o n
fo.ir Eo
polyethyleneterephthalate
i
PET
fneaisns
Ofuse a diacylchloride

iii
a
o
i.io
II nine

00
Whywould a diacylchloride be usedinstead of a C A
morereactive
betteryield
more reactive
HCl is gaseous making an more difficulttoreverse

Uses
ofPET
barrier
against movement gases
good
semirigid light l transparent
of thereforeusedinplastic
bottles

treatedwithmetal toforminsulatingsheeting
used tomake blishpackets thattabletscomein go.ie E o o i con
4Ngaon
Hydrolysis
of polyesters

easily hydrolysised bydiluteacidsalkalis 2 nato cfona Ho f on
polyesterattachedreadily butmuchslowerbydiluteacids 242
a polymerwhich canbe hydrolysed bytheaction
Biodegradable polymer
ofmicroorganisms

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Study Level: A/AS Level
Subject: Chemistry
Uploaded on: May 18, 2026
Number of pages: 2
Written in: 2024/2025
Type: Summary

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