All Physical chemistry articles – Page 5
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ResourceEmpty space in gaseous argon
How much ‘empty space’ is in a sample of gaseous argon? Students use their knowledge of Avogadro’s number and the concept of atomic size to find out.
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Class experimentChemiluminescence of luminol: a cold light experiment
Show how the energy of a chemical reaction can be given out as light. Includes kit list and safety instructions.
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DemonstrationAmmonia fountain demonstration
Try this experiment to make a miniature chemical fountain using only soluble ammonia and atmospheric pressure. Includes kit list and safety instructions.
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DemonstrationDetermining relative molecular mass by weighing gases
Use this demonstration to determine the relative molecular masses of different gases using the ideal gas equation. Includes kit list and safety instructions.
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DemonstrationFloating and sinking bubbles
Make bubbles of carbon dioxide, hydrogen or methane in this demonstration exploring density, diffusion and solubility. Includes kit list and safety instructions.
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DemonstrationSodium ethanoate ‘stalagmite’
Quickly grow your own ‘stalagmite’ from a supersaturated solution of sodium ethanoate in this demonstration. Includes kit list and safety instructions.
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ResourceMaya and Aztecs: science ideas webs
A web of suggested ideas for linking science with the topic the Maya and Aztecs. You can learn history and science together with activities for different age groups.
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ResourceAncient Greece: science ideas webs
A web of suggested ideas for linking science with the topic the Ancient Greece. You can learn history and science together with activities for different age groups.
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Exhibition chemistryProperties of alloys: finding the NaK
Why is NaK a liquid? Declan Fleming finds out
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Exhibition chemistryPriodweddau aloion: dod o hyd i’r NaK
Pam mae NaK yn hylif? Declan Fleming sy’n chwilio am yr ateb
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ResourceBeyond Appearances: Students misconceptions about basic chemical ideas
Reviews of research on students’ misconceptions in conceptual areas of chemistry. Misconceptions are described and discussed, together with indications of their origins.
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ResourceExperiment with the Vikings
A comprehensive collection of activities to incorporate science into your Vikings lessons. Topics include everyday life; weapons and warfare; travel and trade; and how modern day archaeologists use science to investigate Viking life.
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Magnificent moleculesZirconium tungstate
Neil Withers investigates a compound with some unusual and unexpected behaviour
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ResourceOn This Day - Dec 05 : Werner Heisenberg was born
In 1932 he won the Nobel Prize in Physics for his theory of quantum mechanics and its applications, resulting in the discovery of allotropic forms of hydrogen (H2).
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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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ResourceConducting polymers and shape memory polymers │16–18 years
Worksheets on conducting polymers and shape changing polymers