Note: There is slight error in the drawing of the ester in the organic chemistry section at 2:19:00 (it must have been a long day of filming and editing!) The alcohol part should be the other way around, forming part of the ester group. The correct method can be watched here: [ Ссылка ]
SwH Learning's Perfect Answer Revision Guides are available at [ Ссылка ]
TOPIC TIMINGS:
**Topics marked with a * contain content that appears on paper 2 only**
Solids, liquids & gases 0:46
*Solutes, solvents & solutions 4:06
Elements, compounds & mixtures 5:12
Separation techniques 7:21
*Periodicity 10:37
Metals & non-metals 17:32
Balancing equations 18:05
*Mole calculations 20:25
*Titration calculations 36:04
Writing the formulae of common compounds 38:31
Ionic bonding 42:51
Covalent bonding 47:42
*Giant and simple molecular structures 51:03
*Electrolysis 56:48
Group 1 elements (alkali metals) 1:01:28
Group 7 elements (halogens) 1:05:10
Gases in the atmosphere 1:07:26
The reactivity series 1:11:35
Rusting 1:13:30
*Extraction of Metals 1:15:39
Indicators 1:20:08
Acids & alkalis 1:20:59
*Salts 1:21:22
Chemical tests 1:31:55
*Energetics 1:35:59
Rates of reaction 1:46:43
*Reversible reactions and equilibria 1:49:08
Organic chemistry 1:56:09
*Alcohols 2:12:36
*Carboxylic acids 2:16:51
*Esters 2:18:04
Addition polymerisation 2:19:41
*Condensation polymerisation 2:22:24
Link to Edexcel IGCSE Chemistry Textbook: [ Ссылка ]
These videos are designed to help with your GCSE and IGCSE science revision.
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Hazel completed her undergraduate degree at St John's College, the University of Cambridge. She then did a PGCE (Post-Graduate Certificate of Education) before qualifying as a science teacher. She now works full time as a professional tutor.
