Perform this ‘trick’ with a solution of decanedioyl dichloride in cyclohexane floated on an aqueous solution of 1,6-diaminohexane. As nylon forms at the interface, it can be pulled out as fast as it is produced forming a long thread: the ‘nylon rope’.
This practical is part of our Chemistry for non-specialists and Classic chemistry demonstrations collections.
3 ways to teach 14–16 students how to apply their knowledge to new scenarios and prepare them for exams
A lesson presentation with activities for your 11–14 students on polymers and their properties
Discover the importance of chemistry in everyday eating experiences with this collection of edible experiments.
A simple board game to help students avoid the common misconception that there is only one set path through the rock cycle
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.
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