All articles by Declan Fleming – Page 2
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Exhibition chemistryDemonstrating the importance of surface area to rates of reaction
Use a combustible powder demo to engage students and teach them about safety in the lab
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Exhibition chemistryThe production and combustion of nitrocellulose
Get your students engaged in a flash with this impressive demo
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Exhibition chemistryDemonstrating the heating curve of tert-butanol
Use this to effectively show your students two changes of state in one experiment
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Exhibition chemistryThe reaction between sodium and chlorine
Use this to demonstrate this classic and spectacular chemistry experiment
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Exhibition chemistryShocking revelations 2: neutralisation reactions
Use this experiment to demonstrate the different behaviours of weak and strong acids
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Exhibition chemistryShocking revelations: a conductometric titration
Strengthen students’ mental models of particles reacting in solution
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Exhibition chemistryThe movement of ions: bringing electrolysis to life
Demonstrate the movement of positive and negative ions with a simpler, safer version of this classic demo
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Exhibition chemistryDynamite 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 chemistryDemonstrating the diffusion of ammonia and hydrogen chloride
Revisiting and refining a classic diffusion demo with Declan Fleming
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Exhibition chemistryThe gallium beating heart
Explore redox chemistry with this safer alternative to the mercury beating heart demo
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Exhibition chemistryPyrophoric 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 chemistryThe screaming jelly baby
Demonstrate energy release in action with this spectacular experiment
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Exhibition chemistryThe reaction of magnesium with steam
How to bridge a common gap in students’ understanding of the reactivity series
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Exhibition chemistrySuperheated 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 chemistryWhen life gives you lemons (or oranges)
Teach your students about volatile organic compounds with these juicy demonstrations
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Exhibition chemistryDon’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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