School Chemistry notes: Index of my notes on electrolysis and batteries-cells

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INDEX of GCSE level chemistry exam revision notes on ELECTROLYSIS and CELLS

INDEX of ELECTROCHEMISTRY revision notes on electrolysis, cells, experimental methods, apparatus, batteries, fuel cells and industrial applications of electrolysis  (re-edit)

[Author © Dr Phil Brown PhD: Doc Brown's chemistry exam revision notes on electrolysis, suitable for students of UK GCSE/IGCSE level AQA, Edexcel, OCR, WJEC and CCEA GCSE chemistry courses, ~US grades 9-10 chemistry [electrolysis page updated Feb 7th 2026 *]

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ELECTROCHEMISTRY INDEX

1. Introduction to electrolysis - electrolytes, non-electrolytes, electrode products and equations, apparatus for investigations

2. Electrolysis of acidified water (dilute sulfuric acid) plus electrolysis of metal sulfate salts and alkalis of reactive metals

3. Electrolysis of sodium chloride (brine),  sodium bromide and potassium iodide aqueous solutions and molten salts

4. Electrolysis of copper(II) sulfate solution and uses of electroplating

5. Electrolysis of molten lead(II) bromide and other molten ionic compounds (see also Part 3. above)

6. Electrolysis of copper(II) chloride solution

7. Electrolysis of hydrochloric acid

8. and 9. Summary of electrode equations and products

10. Simple cells (batteries) - simple experiments - relate to reactivity of metals series

11. Fuel Cells e.g. the hydrogen - oxygen fuel cell

Simple Quiz on the basics of electrolysis

Electrolysis Quiz (GCSE 9-1 FT Foundation Level (easier)

Electrolysis Quiz (GCSE 9-1 HT Higher Level (harder)

Electrolysis Quiz including calculations (GCSE 9-1 HT Higher Level)

See separate page for

 Electrolysis and other calculations - calculating quantities of products formed

(These calculations are now included in Quiz (c) above

 ALL my GCSE Level (~US grade 8-10) School Chemistry Notes  (ages ~14-16)

 ALL my Advanced Level pre-university Chemistry Notes  (ages ~17-18)

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LINKS to Industrial Process Pages involving electrolysis

12. The electrolysis of molten aluminium oxide - extraction of aluminium from bauxite ore & anodising aluminium to thicken and strengthen the protective oxide layer

13. The extraction of sodium from molten sodium chloride using the 'Down's Cell'

14. The purification of copper by electrolysis

15. The purification of zinc by electrolysis

16. Electroplating coating conducting surfaces with a metal layer

17. Electrolysis of brine (NaCl(aq)) for the production of chlorine, hydrogen and sodium hydroxide

AND 18. Electrolysis calculations - quantities of products - atom economy


ADVANCED LEVEL NOTES ON ELECTROCHEMISTRY

(for UK AQA, Edexcel, OCR, CIE & IB A level and US grades 11-12 K12 AP honors)

(Definitely NOT for GCSE/IGCSE/O level students!)

Part 7.1 Redox equilibria, half-cell reactions and electrode potentials

Part 7.2 click me! Simple cells - notation and construction

Part 7.3 click me! The hydrogen electrode and standard conditions

Part 7.4 click me! Half-cell potentials, Electrochemical Series and using Eθcell for reaction feasibility

Part 7.5 click me! Electrochemical cells ('batteries') and fuel cell systems

Part 7.6 click me! Electrolysis and the electrochemical series

Part 7.7 click me! Exemplar Questions, Appendix 1. The Nernst Equation, Appendix 2 Free Energy, Cell Emf and Kc

Website content © Dr Phil Brown 2000+. All copyrights reserved on Doc Brown's Chemistry revision notes, images, quizzes, worksheets etc. on explaining electrolysis with lots of diagrams, electrode equations and uses of electrolysis, revision notes suitable for IGCSE/GCSE level chemistry courses (US grades 8, 9, 10) Copying of website material is NOT permitted. Exam revision summaries and references to science exam board course exams and specifications Explaining the importance of electrolysis in GCSE level chemistry, What you need to know about electrolysis for GCSE level chemistry, Explaining the use of electrolysis knowledge in GCSE level chemistry, Examples of electrolysis explained when studying GCSE level chemistry, What is the significance of electrolysis in GCSE level chemistry, describing and explaining the theory of electrolysis when studying GCSE level chemistry, revision notes for electrolysis in exams, online help for understanding electrolysis, exam revision notes for electrolysis, what do I need to learn about electrolysis? revision summary for electrolysis, learning notes for electrolysis, help to pass the electrolysis topic in an exam question, how to prepare for questions on electrolysis in a GCSE chemistry examination? Based on the syllabus-specifications for students taking the IGCSE/GCSE level chemistry examinations summary revision notes and key points on electrolysis for students taking the AQA igcse/gcse chemistry notes on electrolysis, Edexcel gcse chemistry notes on electrolysis,  OCR 21st century GCSE chemistry notes on electrolysis, OCR gateway GCSE chemistry notes on electrolysis, WJEC gcse chemistry notes on electrolysis, CCEA gcse chemistry notes on electrolysis for students taking CIE Cambridge igcse chemistry, or any other GCSE or IGCSE level chemistry exams notes on electrolysis, useful for US grade 9-10 chemistry courses

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