It was previously thought that chlorine was a compound rather than an element, named oxymuriatic acid, until the British chemist and inventor presented his discovery to the Royal Society.
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Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
Top tips and teaching ideas to help your students get to grips with the periodic table and its trends
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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