In USA in the 1970s, 200,000 tonnes of lead was added to petrol every year. Now leaded petrol for cars is banned. Discover the dangers of tetraethyl lead in petrol.
This video was produced by the award-winning online resource Twig, and is part of a set of freely available chemistry videos.
Investigate simple chemical reactions, irreversible changes and gases around us with this exciting experiment
Challenge your students to break out of the lab and prepare for exams
Top tips from research to improve understanding and collaboration in practicals
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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