Determine the formula of copper(II) oxide by reducing it using hydrogen or methane. Natural gas (mainly methane) can also be used as a reducing agent, but the reaction is much slower.
This practical is part of our Chemistry for non-specialists and Classic chemistry demonstrations collections.
Three engaging classroom games to familiarise learners with keywords for the transition metals topic, based on Jeopardy!, Articulate! and Taboo
How catalysis will be safer and more sustainable in the future
Fresh insight offers tips for teaching the mathematics of moles, volume and molarity
Use this ‘wrong report’ activity to tackle common misconceptions and elicit discussion about surrounding controlled variables
A data analysis exercise for 11–14-year-old learners based on an experiment to measure how the amount of milk fat affects the viscosity of ice cream. Learners will draw graphs, describe trends in the data and identify variables
DART (Directed Activity Related to Text) covering separation techniques, including dissolution, distillation and filtration. Decaffeination provides a great context to add depth to a sequence of lessons on separation techniques.
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