All articles by Nuffield Foundation – Page 3
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Class experimentMicroscale extraction of copper
Try this practical to reduce copper(II) oxide to copper using hydrogen, revealing their positions in the reactivity series. Includes kit list and safety instructions.
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DemonstrationA hydrogen powered rocket
Try this spectacular demonstration to make a rocket using a plastic drink bottle fuelled by hydrogen and air. Includes kit list and safety instructions.
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Class experimentInvestigating the solubility of lead halides
Encourage students to make and test predictions about the pattern of solubility among lead halides in this practical. Includes kit list and safety instructions.
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DemonstrationThe ‘whoosh’ bottle demonstration
This exciting demonstration is a combustion reaction where a mixture of alcohol and air in a large bottle is ignited. Includes kit list and safety instructions.
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Class experimentExtraction of iron on a match head
Try this practical as a small scale example of metal extraction, reducing iron(III) oxide with carbon on a match head. Includes kit list and safety instructions.
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Class experimentColourimetric determination of copper ore
Use this practical to introduce students to the determination of copper ore by colourimetry using copper(II) sulfate. Includes kit list and safety instructions.
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Class experimentPurifying an impure solid
Purify alum as an example of obtaining a pure chemical from an impure sample in this class practical. Includes kit list and safety instructions.
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Class experimentExothermic redox reaction of zinc with iodine
Using an exothermic redox reaction between zinc and iodine, student will make zinc iodide. This can be reversed using electrolysis to decompose the compound.
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DemonstrationThe density of ice
Demonstrate to students what happens as ice cubes floating on oil start to melt and the density of the water changes. Includes kit list and safety instructions.
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DemonstrationThe sublimation of air freshener | 11–14 years
Use this experiment to demonstrate sublimation, showing how solid air freshener changes directly from a solid to a gas. Includes kit list and safety instructions.
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DemonstrationA solid–solid reaction between lead nitrate and potassium iodide
Use this demonstration with kit list and safety instructions to prove that two solids can react together, making lead iodide from lead nitrate and potassium iodide.
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DemonstrationEndothermic solid–solid reactions
Observe an endothermic reaction between two solids in this demonstration or class experiment. Includes kit list and safety instructions.
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DemonstrationA simple oscillating reaction
Use this demonstration to illustrate an oscillating reaction as bromate ions oxidise malonic acid to carbon dioxide. Includes kit list and safety instructions.
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Class experimentSolubility trends of metal halides
Investigate patterns in the solubility of halides of silver and some Group 1 and 2 metals in this microscale practical. Includes kit list and safety instructions.
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Class experimentSolubility patterns of halogen anions
Try this microscale practical to identify and explain patterns in the solubility of fluoride, chloride, bromide and iodide anions. Includes kit list and safety instructions.
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Class experimentDiffusion in liquids
Demonstrate that diffusion takes place in liquids in this practical using lead nitrate and potassium iodide. Includes kit list and safety instructions.
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Class experimentMaking a crystal garden
Create chemical gardens with your students by growing crystals of coloured silicates in this class practical. Includes kit list and safety instructions.
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Class experimentPreparing an insoluble salt in a precipitation reaction
Produce an insoluble salt precipitate by reacting two soluble metal salts together in this class experiment. Includes kit list and safety instructions.
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Class experimentOxidation of ethanol
In this class practical, ethanol is oxidised by acidified sodium dichromate to form ethanal and then ethanoic acid. Includes kit list and safety instructions.
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DemonstrationIndicators and dry ice demonstration
Create bubbles, ‘fog’ and a colour change adding dry ice to alkaline ammonia or sodium hydroxide solution in this demonstration. Includes kit list and safety instructions.