All Analysis articles – Page 6
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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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ResourceChemistry and the Human Genome
This book offers an account of the chemical science that underlies the publication of the draft sequence of the human genome.
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ResourceIR student resources: Infrared spectroscopy
One of the first scientists to observe infrared radiation was William Herschel in the early 19th century. He noticed that when he attempted to record the temperature of each colour in visible light, the area just beyond red light gave a marked increase in temperature compared to the visible colours. ...
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ExperimentSeparating salts from seawater
Try this simple practical to show that seawater contains a mixture of different salts. Includes kit list and safety instructions.
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FeatureExploding some myths
Declan Fleming investigates what’s really going on when alkali metals hit water
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FeatureSeeing is believing
Elinor Hughes discovers the technique that has imaged molecules directly for the first time
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ResourcePale horse: analytical chemistry & forensics
This problem-based case study sets analytical chemistry within the context of a forensic investigation of a suspicious death.
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ResourceLaunch-a-Lab: analyse organic pollutants
This problem-based case study involves tendering for a large contract to analyse the organic pollutants in ground water from Midshire River Authority. Students act as part of STS Contract Analysis Ltd., the company applying for the contract.
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ResourceA dip in the dribble: river pollution | context and problem-based learning
A problem solving case study in analytical, environmental and industrial chemistry
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ResourceRadiography
Part of the art conservation process is the examination and investigation of the artefact to determine its structure, make-up or stability. This resource investigates the two main types of radiography used: x-ray and gamma.
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ResourceMaking brown ink
This practical is suitable for all pupils as part of a general introduction to coloured substances.
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ResourceDefining the age of a rock or cave painting
Discover how it is possible to date rock and cave paintings, using science.
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ExperimentTesting for catalase enzymes
Try this class experiment to detect the presence of enzymes as they catalyse the decomposition of hydrogen peroxide. Includes kit list and safety instructions.
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ExperimentA test to distinguish between ethanol and methanol
A class practical to distinguish between methanol and ethanol using the iodoform reaction. Includes kit list, safety instructions, procedure and teaching notes.
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ExperimentTesting the hardness of water
Try this practical with your students to measure the hardness of water samples and investigate the effect of boiling. Includes kit list and safety instructions.
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ExperimentUnsaturation in fats and oils
Use this class practical to investigate the amounts of unsaturated fats and oils in different foods. Includes kit list and safety instructions.
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NewsPurely inorganic aromatic ion synthesised
Aromatic anion made from nitrogen and phosphorus synthesised