Exhibition chemistry

Spectacular science demonstrations to inspire your students

Two syringes with nitrogen oxides

Explore the nitrogen oxides: unexpected equilibrium

2025-12-15T06:10:00+00:00By

Volume and temperature affect the equilibrium position of nitrogen dioxide and dinitrogen tetroxide in this counterinituitive equilibria chemistry demo

Two syringes connected via a valve. One is empty and the other has 40 millilitres of an orange gas

Explore the nitrogen oxides: Avogadro’s law revisited

2025-11-03T06:00:00+00:00By

Use colourless nitrogen monoxide and oxygen gases to produce coloured nitrogen dioxide gas

A hand squeezing a plastic bottle with vapour emerging from the neck

Forming a cloud in a bottle

2025-09-08T06:00:00+01:00By

Explore evaporation, condensation and equilibrium with this quick and easy demonstration

A test tube of boiling water at room temperature, with blue food dye for clarity

Boiling without heating

2025-08-11T05:00:00+01:00By

Overcome common misconceptions about changes of state and vaporisation with water, a syringe and reduced pressure

EiC-Exhibition Chemistry-Web index-IMG_8740 copy

Evaporation, entropy and the Marangoni effect

2025-06-09T05:00:00+01:00By

Demonstrate thermodynamics to your 16–18 learners with this simple experiment

EiC-ExChem-c-Declan-Fleming

Make water ‘disappear’ with a superabsorbent polymer

2025-04-23T04:00:00+01:00By

Use just sodium polyacrylate, water and table salt to amaze learners and show how chemists modify materials for their purposes

A beaker with liquid and metal wires is hooked up via clips to drive a spinning fan on a motor

Demonstrate electrochemistry with a gravity cell

2025-02-24T06:35:00+00:00By

Video, kit list and teaching tips to set up a one-beaker copper–zinc voltaic cell to explore redox reactions

A dish with a mottled pattern of a milky cream liquid in a clear brown liquid

Experiment with surface tension and convection currents

2024-12-16T06:46:00+00:00By

Use this demonstration when teaching concentration gradients, diffusion and convection at 11–16

A glass dish with sweets around the edge whose colours have bled into the middle

Dissolve coloured sweets to create a rainbow

2024-10-21T05:02:00+01:00By

Demonstrate diffusion, density and the particle model to your 14–16 learners in this easy experiment

A conical flask of yellow liquid bubbles with a heavy white smoke

Demonstrations with dry ice

2024-08-27T06:00:00+01:00By

Explore changes of state and neutralisation reactions with this trio of demonstrations using solid carbon dioxide 

A hand using scissor-handle tweezers to hold a piece of paper that is on fire but not burning

Non-burning paper: investigate the fire triangle and conditions for combustion

2024-06-10T05:00:00+01:00By

Use this reworking of the classic non-burning £5 note demonstration to explore combustion with learners aged 11–16 years

A glass beaker pouring liquid uphill into another

Illustrate polymer properties with a self-siphoning solution

2024-04-22T05:38:00+01:00By

Demonstrate the tubeless siphon with poly(ethylene glycol) and highlight the polymer’s viscoelasticity to your 11–16 learners