Periodic table articles – Page 4
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ExperimentDisplacement reactions of non-metals
Investigate a displacement series of non-metals using oxygen and chlorine in this class practical or demonstration. Includes kit list and safety instructions.
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ExperimentProperties of alkali metal compounds
Try this class practical to explore the physical and chemical properties of various alkali metal compounds. Includes kit list and safety instructions.
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OpinionFive ideas in chemical education that must die: Group 3
Eric Scerri explores the composition of group 3 in the periodic table, and why it should be updated
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FeatureExploding some myths
Declan Fleming investigates what’s really going on when alkali metals hit water
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NewsConfirmation of buckyballs in the Milky Way
Gas-phase spectra clears up decades old mystery of unidentified absorption bands in our galaxy
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![C0116570 caesium spl 300tb[1]](https://d1ymz67w5raq8g.cloudfront.net/Pictures/100x67/6/3/2/113632_c0116570caesiumspl_300tb1.jpg)
AnalysisSinister caesium: the birth of a meme
Declan Fleming investigates the story behind the classic caesium explosion video
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![Alkali 1 shutterstock 159405800 300tb[1]](https://d1ymz67w5raq8g.cloudfront.net/Pictures/100x67/6/3/4/113634_alkali_1_shutterstock_159405800_300tb1.jpg)
AnalysisAlkali metals – the camera lies
Declan Fleming explains how Brainiac's faked explosions helped produce a great resource to stretch his students
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ExperimentThe reaction of aluminium and copper(II) sulfate
Try this practical or demonstration to illustrate the displacement of copper from copper sulfate using aluminium foil, with kit list and safety instructions.
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![Shutterstock 195864272 300tb[1]](https://d1ymz67w5raq8g.cloudfront.net/Pictures/100x67/6/3/8/113638_shutterstock_195864272_300tb1.jpg)
OpinionFive ideas in chemical education that must die: The atomic orbital conundrum
Are 4s atomic orbitals preferentially occupied and ionised?
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ExperimentAllotropes of sulfur
Use this practical to explore the changes in the colour and consistency of sulfur as you heat it, melt it and eventually boil it. Includes kit list and safety instructions.
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ExperimentReactions of chlorine, bromine and iodine with aluminium
Try this demonstration to produce some spectacular exothermic redox reactions by reacting aluminium with halogens. Includes kit list and safety instructions.
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ExperimentHalogens in aqueous solution and their displacement reactions
Explore the chemical properties of halogens using this demonstration or class experiment. Includes kit list and safety instructions.
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ExperimentThe reactivity of iron
Illustrate iron’s position in the reactivity series by heating it with copper and magnesium oxides in this practical. Includes kit list and safety instructions.
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ExperimentPreparing salts by neutralisation of oxides and carbonates
Try these class experiments to illustrate the production of soluble salts from insoluble metal oxides and carbonates. Includes kit list and safety instructions.
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ExperimentReacting magnesium with copper(II) oxide
Illustrate reduction, oxidation and the relative reactivity of magnesium and copper(II) oxide in this demonstration. Includes kit list and safety instructions.
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ExperimentLiquefying chlorine gas
Use this demonstration to produce liquid chlorine and compare it with bromine and iodine in their condensed state. Includes kit list and safety instructions.
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ExperimentExtracting iodine from seaweed
Discover how ribbon seaweed (or kelp) can be used as a source of iodine in this demonstration or class experiment. Includes kit list and safety instructions.
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ExperimentWhere is carbon in the reactivity series?
Determine the position of carbon in the reactivity series by heating with metal oxides in this practical and demonstration. Includes kit list and safety instructions.
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NewsBoron and beryllium finally shake hands
Never-before-seen bond observed between periodic table neighbours
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The MoleChemistry is like… The Simpsons
The world’s favourite animated family gives us an interesting way to view chemistry. Tom Husband explains