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What is electrolysis?
How did electrolysis start?
How did electrolysis start: example 1
How did electrolysis start: example 2
How did electrolysis start: example 3
How did electrolysis start: example 4
The reactivity series and electrolysis
The rules of electrolysis
Rule 1: electrolysis and hydrogen
Rule 2: electrolysis and halogens
Rule 3: electroplating
Electrolysis: useful definitions and helpful hints
Electrolyte = liquid
Cathode and anode (1)
Cathode and anode (2)
Oxidation and reduction
Cations and anions (1)
Cations and anions (2)
Electrodes are normally inert
Electrolysis and water
Electrolysis: dissociate in liquid
Half equations
Electrolysis with different substances - example 1: NaCl and water
Products of electrolysis on salt water
Electrolysis with different substances - example 2: copper (ii) chloride

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The rules of electrolysis

There are three rules that should enable you to predict what will happen in electrolysis:

Rule 1 – Hydrogen

Rule 2 – Halogens

Rule 3 – Electroplating

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