The method described in this experiment is intended for students to carry out and avoids the need for the use of concentrated hydrochloric acid. It also avoids the cost and contamination problems associated with the use of nichrome or platinum wires.
This practical is part of our Chemistry for non-specialists collection.
Use this video and experiment in your classroom or set as an activity for students to try out at home to explore why eating raw spinach leaves makes your mouth feel chalky.
2020-12-04T09:45:00Z
It’s not just the arts that are creative, chemistry is too. And it’s an essential element in its teaching
2020-11-25T08:24:00Z
Looking for something fun to wrap up the term? Challenge your 14–16 students with this chemistry-themed quiz
Use your smartphone to measure changes in concentration across different concentrations of squash at home or in the classroom. Use your results to predict the concentration of an unknown dilution of squash.
Use this tutorial, including a video demonstration, to help post-16 students learn about equilibrium, the Gibbs free energy and the feasibility of reactions.
Try this tutorial with accompanying videos to help teach students on post-16 courses about the concept of entropy and the second law of thermodynamics.
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