GCSE WJEC Science (Double Award): Biology · Topic 11
Chemistry: Chemical Changes
In short
Topic 11: Chemistry: Chemical Changes in GCSE WJEC Science (Double Award): Biology covers 3 topics: Reactivity of Metals, Reactions of Acids and Electrolysis. Each one below lists the key points to revise.
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What is in Topic 11: Chemistry: Chemical Changes?
Topic 11: Chemistry: Chemical Changes
Reactivity of Metals
- The reactivity series
- Extraction of metals
- Oxidation and reduction
Reactions of Acids
- Acids with metals and bases
- Making salts
- pH and neutralisation
Electrolysis
- Molten compounds
- Aqueous solutions
- Required practical: electrolysis
Chemistry: Chemical Changes: common questions
What is in Topic 11: Chemistry: Chemical Changes?
It covers 3 topics: Reactivity of Metals; Reactions of Acids; Electrolysis.
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