He discovered iridium (Ir) and osmium (Os), the latter named for the unpleasant odour of some of its compounds (from the Greek word ‘osme’ meaning odour). He also proved that diamonds are pure carbon.
Related resources:
What happened today in chemistry? Explore 366 days of chemistry history at On This Day in Chemistry.
Develop learners’ sub-microscopic understanding by interpreting a range of models used to represent metallic structure and metal ions
Encourage learners to think about how different structures of carbon are represented and what this means at the sub-microscopic level
Demonstrate diffusion, density and the particle model to your 14–16 learners in this easy experiment
Use this lesson plan, presentation and student worksheet to recap collision theory, before going on to introduce the Maxwell–Boltzmann distribution.
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
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