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Chemsheets AS006 (Electron arrangement)

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Presentation on theme: "Chemsheets AS006 (Electron arrangement)"— Presentation transcript:

1 Chemsheets AS006 (Electron arrangement)
05/12/2018 POLYMERS © A Jul-16

2 Some definitions Polymer
long chain molecule made from lots of small molecules joined together Monomer small molecules that join together to make polymers © A Jul-16

3 Condensation polymers
05/12/2018 POLYMERS Addition polymers Condensation polymers © A Jul-16

4 Some definitions Addition Polymerisation
formation of long chain molecules from lots of small molecules joining together with no other products Condensation Polymerisation formation of long chain molecules from lots of small molecules joining together with another small molecule (e.g. water) produced as well © A Jul-16

5 Chemsheets AS006 (Electron arrangement)
05/12/2018 ADDITION POLYMERS © A Jul-16

6 © www.chemsheets.co.uk A2 1095 17-Jul-16

7 n ethene poly(ethene) polythene
© A Jul-16

8 poly(ethene) polythene monomer structure polymer structure
repeating unit © A Jul-16

9 © www.chemsheets.co.uk A2 1095 17-Jul-16

10 n propene poly(propene) © A Jul-16

11 Polypropene

12 Poly(propene) monomer structure polymer structure repeating unit
© A Jul-16

13 © www.chemsheets.co.uk A2 1095 17-Jul-16

14 n phenylethene poly(phenylethene) polystyrene
© A Jul-16

15 Polystyrene

16 Poly(phenylethene) polystyrene monomer structure polymer structure
repeating unit © A Jul-16

17 © www.chemsheets.co.uk A2 1095 17-Jul-16

18 n chloroethene poly(chloroethene) PVC
© A Jul-16

19 PVC

20 Poly(chloroethene) PVC monomer structure polymer structure
repeating unit © A Jul-16

21 © www.chemsheets.co.uk A2 1095 17-Jul-16

22 poly(tetrafluoroethene)
PTFE / Teflon © A Jul-16

23 PTFE / Teflon

24 Poly(tetrafluoroethene)
Teflon monomer structure polymer structure repeating unit © A Jul-16

25 © www.chemsheets.co.uk A2 1095 17-Jul-16

26 n superglue methyl 2-cyanopropenoate poly(methyl 2-cyanopropenoate)
© A Jul-16

27 superglue

28 monomer structure polymer structure repeating unit
poly(methyl 2-cyanopropenoate) superglue monomer structure polymer structure repeating unit © A Jul-16

29 © www.chemsheets.co.uk A2 1095 17-Jul-16

30 n perspex methyl 2-propenoate poly(methyl 2-propenoate )
© A Jul-16

31 perspex

32 monomer structure polymer structure repeating unit
poly(methyl 2-propenoate ) Perspex monomer structure polymer structure repeating unit © A Jul-16

33 Chemsheets AS006 (Electron arrangement)
05/12/2018 CONDENSATION POLYMERS © A Jul-16

34 Some definitions Addition Polymerisation
formation of long chain molecules from lots of small molecules joining together with no other products Condensation Polymerisation formation of long chain molecules from lots of small molecules joining together with another small molecule (e.g. water) produced as well © A Jul-16

35 Chemsheets AS006 (Electron arrangement)
05/12/2018 POLYAMIDES © A Jul-16

36 dicarboxylic acid diamine
–H2O © A Jul-16

37 Dicarboxylic acid + diamine
Polyamides Dicarboxylic acid + diamine –H2O repeating unit polymer structure © A Jul-16

38 Polyamides e.g. nylon-6,6 1,6-diaminohexane hexane-1,6-dioic acid
repeating unit polymer structure © A Jul-16

39 e.g. nylon

40 Hydrogen bonds between chains
From Wikipedia

41 Polyamides e.g. Kevlar 1,4-diaminobenzene
benzene-1,4- dicarboxylic acid repeating unit polymer structure © A Jul-16

42 e.g. Kevlar

43 contains both acid + amine group
Polyamides Amino acids POLYMER MONOMER repeating unit contains both acid + amine group polymer structure © A Jul-16

44 Chemsheets AS006 (Electron arrangement)
05/12/2018 POLYESTERS © A Jul-16

45 dicarboxylic acid diol
–H2O © A Jul-16

46 Dicarboxylic acid + diol
Polyesters Dicarboxylic acid + diol – H2O –H2O repeating unit polymer structure © A Jul-16

47 Polyesters e.g. terylene (PET) ethane-1,2-diol
benzene-1,4- dicarboxylic acid repeating unit polymer structure © A Jul-16

48 e.g. terylene (PET)

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