Periodic table articles – Page 5
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DemonstrationLiquefying 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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DemonstrationExtracting 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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Class 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
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FeatureUnwitting artists
Is there art in chemical structures and diagrams? Jennifer Newton looks at the aesthetics all around us
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OpinionChemistry gives most of the answers
While researching a new book, Bill Bryson takes a trip through cyberspace to try to answer a childhood question – and discovers that chemistry is really quite exciting
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The MoleTrade secrets... Helium balloons
Secrets of the trade: Where does the helium gas in a party balloon come from? Jonathan Hare finds out…
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OpinionChemistry of the noble gases
Behind the scenes of Education in Chemistry 50 years ago - The not-so-stable octet theory
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FeatureTrouble in the periodic table
As chemists, we see the periodic table as an icon. But its design continues to evolve and is the source of much debate
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FeatureMolybdenum and evolution
Recent discoveries indicate that our atmosphere was not always oxygen rich - molybdenum could have been the limiting factor in the evolution of life on earth
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NewsPeriodic table of the isotopes launched by IUPAC
IUPAC has launched a new periodic table which emphasises isotopic composition
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NewsSyngenta unveil interactive periodic table
Syngenta has launched a free interactive chemistry resource
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SoundbiteXenon dioxide
Simon Cotton takes a look at those compounds that find themselves in the news or relate to our everyday lives.
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The MoleBreaking Bad – poisoning gangsters with phosphine gas
On screen chemistry with Jonathan Hare
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FeatureFour Curie centennial elements
The four Curie elements provide us with an interesting tour of the bottom of the periodic table
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FeatureRadium - a key element in early cancer treatment
An early example of how blue skies research by Pierre and Marie Curie led to the treatment of previously incurable cancers