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Edexcel OLevel Chemistry revision notes
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Lesson-9.1.1- understand how metals can be arranged in a reactivity series based on their reactions with: ??? water ??? dilute hydrochloric or sulfuric acid.
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Lesson-8.1.6-practical: determine the approximate percentage by volume of oxygen in air using a metal or a non-metal.
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Lesson-9.1.2- understand how metals can be arranged in a reactivity series based on their displacement reactions between: ??? metals and metal oxides.
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