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Bitesize GCSE Chemistry

Tulela Pea and Dr Sunayana Bhargava take you through the key facts about chemical changes for your GCSE in chemistry or combined science

Sounds,8 episodes

Episodes

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3. Chemical Changes
1. The pH scale
Sunayana and Tulela define acids, alkalis and the pH scale.
29 Feb 2024,10 mins
3. Chemical Changes
2. The reactivity series of metals
Sunayana and Tulela explore the reactivity series of metals and displacement of metals.
29 Feb 2024,9 mins
3. Chemical Changes
3. Salt formation
Sunayana and Tulela explore chemical reactions that form salts and how they are named.
29 Feb 2024,10 mins
3. Chemical Changes
4. Redox reactions
Sunayana and Tulela explore how metals react with oxygen to form metal oxides.
29 Feb 2024,9 mins
3. Chemical Changes
5. Redox in terms of electrons
Tulela and Sunayana explore redox reactions in terms of gain or loss of electrons.
29 Feb 2024,10 mins
3. Chemical Changes
6. Electrolysis of molten solutions
Tulela and Sunayana explore electrolysis of molten ionic compounds.
29 Feb 2024,10 mins
3. Chemical Changes
7. Extracting metals using electrolysis
Tulela and Sunayana explore electrolysis to extract metals from molten compounds.
29 Feb 2024,9 mins
3. Chemical Changes
8. Electrolysis of aqueous solutions
Tulela and Sunayana explore electrolysis of an aqueous solution.
29 Feb 2024,10 mins