This activity introduces oxidation numbers by giving a conceptual foundation for them in terms of electron accounting and polar bonds. It then shows how the model used so far needs refining.
Chemistry for the gifted and talented is a refreshingly challenging educational book containing a wide range of differentiated activities for use in school and college.
By Emma Davies
Why the universal solvent is unlike any other liquid and its properties are still a mystery
By Declan Fleming
Use this copper-based, colour-changing demonstration to introduce your 14–16 learners to reversible reactions
By Kristy Turner
Develop your learners’ literacy skills with this scaffolded writing support on nanomaterials
An introduction as to how to use the problems included in our creative problem-solving collection.
By Catherine Smith
Dilution, colorimetry and observation skills come together to get students to adapt their chemical knowledge to support medicine.
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