Electron Transfer - Redox
Oxidation, reduction, half-equations, and electrochemical cells.
R3.2.1 Oxidation & Reduction
OIL RIG, oxidation states, and identifying redox.
→R3.2.2 Electrochemical Cells
Voltaic & electrolytic cells, E° values (HL).
→R3.2.3 The Reactivity Series
Predicting displacement and corrosion.
→R3.2.4 Oxidation Numbers
Rules for assigning oxidation states and Stock notation.
→R3.2.5 Oxidising & Reducing Agents
Identifying agents using OIL RIG and half-equations.
→R3.2.6 Voltaic Cells
Galvanic cells, salt bridges, and cell notation.
→R3.2.7 Standard Electrode Potentials
E° values, SHE, and predicting spontaneity.
→R3.2.8 Electrolysis
Using electrical energy to drive non-spontaneous reactions.
→R3.2.9 Electroplating
Coating objects with metal using electrolysis.
→R3.2.10 Reactivity Series & Displacement
Ranking metals and predicting displacement reactions.
→R3.2.11 Corrosion & Prevention
Rusting, galvanising, and sacrificial protection.
→HL EXTENSION
R3.2.12 Standard Electrode Potentials
SHE, measuring E° values, and standard conditions.
→R3.2.13 The Electrochemical Series
Ordering by E° and predicting oxidising/reducing strength.
→R3.2.14 Predicting Spontaneity
E°cell calculations and ΔG° = -nFE°.
→R3.2.15 Electrolysis Calculations
Faraday's laws: Q=It, n=Q/zF, and mass deposited.
→R3.2.16 Electroplating & Applications
Practical uses of electrolysis and electroplating setup.
→Flashcards
Review key definitions and concepts with interactive flashcards.