Listing all results (214)

The Reaction Between Potassium Permanganate and Glycerol

In this classic demonstration, from the Royal Society of Chemistry, glycerol is poured on potassium permanganate, the reaction is strongly exothermic and a pink flame is given off.

The resource provides a list of apparatus and chemicals needed for the experiment, together with teaching tips.

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The Non-burning £5 Note

In this classic demonstration, from the Royal Society of Chemistry, a piece of paper is soaked in ethanol and water, the ethanol burns but the water prevents the paper burning. To make this demonstration very exciting, a £5 note can be used.

The resource provides a list of apparatus and chemicals needed for...

Disappearing Plastic

In this classic demonstration, from the Royal Society of Chemistry, propanone will dissolve polystyrene packing material, during the process the packing material shrinks and fizzes.

The resource provides a list of apparatus and chemicals needed for the experiment, together with teaching tips.

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A Giant Silver Mirror

In this classic demonstration, from the Royal Society of Chemistry, silver nitrate in the presence of ammonia is reduced by glucose to silver. The silver forms a mirrored surface on the inside of a large round bottomed flask.

The resource provides a list of apparatus and chemicals needed for the experiment,...

Determination of Relative Molecular Masses by Weighing Gases

In this classic demonstration, from the Royal Society of Chemistry, gases are weighed in gas syringes and the relative molecular mass is calculated using the ideal gas equation.

The resource provides a list of apparatus and chemicals needed for the experiment, together with teaching tips.

Curriculum...

Flame Colours

In this classic demonstration, from the Royal Society of Chemistry, solutions of metal salts in ethanol are sprayed into a Bunsen burner flame. Students can identify the metal ion dissolved in the ethanol.

The resource provides a list of apparatus and chemicals needed for the experiment, together with...

The Hydrogen Rocket

In this classic demonstration, from the Royal Society of Chemistry, a drinks bottle is filled with hydrogen and air, the gas mixture is ignited with a modified piezoelectric gas lighter.

The resource provides a list of apparatus and chemicals needed for the experiment, together with teaching tips.

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A Controlled Hydrogen Explosion

In this classic demonstration, from the Royal Society of Chemistry, a tin can is filled with a hydrogen, which is burnt at an exit hole. When the correct hydrogen air mix is reached inside the can it explodes blowing the lid off.

The resource provides a list of apparatus and chemicals needed for the...

The Combustion of Methane

In this classic demonstration, from the Royal Society of Chemistry, a coffee can is filled with methane and fitted with a glass chimney. The gas is burnt and when it reaches the can it explodes and the lid is blown off.

The resource provides a list of apparatus and chemicals needed for the experiment,...

Equilibria Involving Carbon Dioxide and their Effect on the Acidity of Soda Water

In this classic demonstration, from the Royal Society of Chemistry, soda water containing indicator is placed in a syringe. With one end sealed, the pressure is reduced by pulling back on the syringe. The carbon dioxide is seen outgassing from the soda water and the solution becomes less acidic.

The...

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