Edexcel GCSE Chemistry 1CH0 · 3.29

Oxidation and reduction at the electrodes

Code: 3.29
In: 3 Chemical changes
Course: GCSE Chemistry 1CH0
Board: Edexcel

Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.

Points in 3 Chemical changes

3.1 Acids and alkalis as sources of ions
3.2 The pH scale
3.3 Indicators
3.4 Ion concentration and pH
3.5 Tenfold changes in hydrogen ion concentration
3.6 Core practical: pH change in neutralisation
3.7 Dilute and concentrated solutions
3.8 Strong and weak acids
3.9 Bases
3.10 Alkalis as soluble bases
3.11 Reactions of acids forming salts
3.12 Tests for hydrogen and carbon dioxide
3.13 Neutralisation
3.14 Neutralisation in terms of ions
3.15 Soluble salts from insoluble reactants
3.16 Soluble salts by titration
3.17 Core practical: copper sulfate crystals
3.18 Acid-alkali titration to prepare a salt
3.19 Solubility rules
3.20 Predicting precipitates
3.21 Preparing an insoluble salt
3.22 Electrolytes
3.23 Electrolysis
3.24 Movement of ions in electrolysis
3.25 Products of electrolysis with inert electrodes
3.26 Electrolysis of molten binary compounds
3.27 Half equations in electrolysis
3.28 Oxidation and reduction as electron transfer
3.29 Oxidation and reduction at the electrodes
3.30 Electrolysis of copper sulfate and purifying copper
3.31 Core practical: electrolysis of copper sulfate