Edexcel OLevel Chemistry revision notes

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Lesson

Lesson-9.1.5- know the conditions under which iron rusts.

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Lesson-9.1.4- know the order of reactivity of these metals: potassium, sodium, lithium, calcium, magnesium, aluminium, zinc, iron, copper, silver, gold.Previous Lesson-9.1.6- understand how the rusting of iron may be prevented by: ??? barrier methods ??? galvanising ??? sacrificial protection.Next