All articles by Declan Fleming – Page 2
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Exhibition chemistry
Dynamite soap: The combustion of stoichiometric hydrogen–oxygen mixtures
Add this quick demo to the end of a lesson on squeaky pops to show the dramatic impact of mixing chemicals in the correct proportions
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Exhibition chemistry
Demonstrating the diffusion of ammonia and hydrogen chloride
Revisiting and refining a classic diffusion demo with Declan Fleming
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Exhibition chemistry
The gallium beating heart
Explore redox chemistry with this safer alternative to the mercury beating heart demo
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Exhibition chemistry
Pyrophoric silanes
Use the impressive reaction of pyrophoric silanes in air to explore a range of chemistry topics with your students
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Exhibition chemistry
The screaming jelly baby
Demonstrate energy release in action with this spectacular experiment
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Exhibition chemistry
The reaction of magnesium with steam
How to bridge a common gap in students’ understanding of the reactivity series
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Exhibition chemistry
Superheated steam
Ready to start a fire with water? Use this demo to teach students about enthalpy and properties of water
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Exhibition chemistry
When life gives you lemons (or oranges)
Teach your students about volatile organic compounds with these juicy demonstrations
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Exhibition chemistry
Don’t go breakin’ (down) my (love) heart
Teach chemical change and the thermal stability of carbonates with this simple demonstration using sweets
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Ideas
Gif me your best teaching ideas
Making videos of microscale experiments is easy and draws students’ attention to key concepts
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Exhibition chemistry
The glow stick reaction
Light up the classroom with this simple, safe and value-for-money demonstration of chemiluminescence
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Exhibition chemistry
An icebreaker for thermodynamics
Your students can learn a lot of chemistry from watching water freeze