GCSE Chemistry - Electrolysis Part 3/3 - Aqueous Solutions

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*** WHAT'S COVERED ***
1. Recap of Electrolysis
2. Electrolysis of Aqueous Solutions.
* Standard electrolysis setup.
* Presence of additional ions from water.
3. Rules for Selective Ion Discharge.
* At the cathode and the anode.
4. Predicting Products
* Worked examples of electrolysis of aqueous solutions.
* Identifying the substances formed at the cathode and anode.

*** EXAM BOARD INFO ***
This video is suitable for:
- Higher and Foundation tiers (except equation for discharge of hydroxide ions is higher tier only)
- All exam boards
- Triple and combined science

*** CHAPTERS ***
0:00 Electrolysis Recap & Intro to Electrolysis of Aqueous Solutions
0:51 Electrolysis Setup & Ions in Aqueous Solutions
1:39 Rules for Ion Discharge
1:44 Rule 1: Discharge at the Cathode (Reactivity)
2:29 Rule 2: Discharge at the Anode (Halides)
3:05 Example 1: Electrolysis of Copper(II) Sulphate (aq)
4:42 Example 2: Electrolysis of Sodium Chloride (aq)

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