Edexcel OLevel Chemistry revision notes

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Lesson

Lesson-7.1.1- know the colours, physical states (at room temperature) and trends in physical properties of these elements.

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Lesson-6.1.4- explain the trend in reactivity in Group 1 in terms of electronic configurations.Previous Lesson-7.1.2- use knowledge of trends in Group 7 to predict the properties of other halogens.Next