All Analysis articles – Page 5
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FeatureScaling new peaks
Nina Notman admires the plethora of different uses for the separation techniques known collectively as chromatography
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News
Chemists identify taste ‘blueprint’ for parmesan cheese
The compounds that make the Italian cheese unique have been pinpointed by food scientists
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News
Periodic table gains four new elements
Teams in Japan, Russia and the US credited with discoveries
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Experiment
Colourimetric 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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Resource
Chemistry 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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Resource
Spectroscopy in a Suitcase: IR student resources
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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Resource
Spectroscopy in a Suitcase: Mass spectrometry resources
This resource provides an introduction to mass spectrometry. It was produced to accompany our Spectroscopy in a Suitcase scheme which gives school students the chance to learn about spectroscopy through hands-on experience.
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Experiment
Separating 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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Feature
Exploding some myths
Declan Fleming investigates what’s really going on when alkali metals hit water
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Feature
Seeing is believing
Elinor Hughes discovers the technique that has imaged molecules directly for the first time
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Resource
Pale 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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Resource
Launch-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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Resource
A Dip in the Dribble: river pollution - C/PBL
This is a problem-based case study investigating of the environmental impact of river pollution.
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Resource
Radiography
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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Resource
Making brown ink
This practical is suitable for all pupils as part of a general introduction to coloured substances.
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Resource
Defining 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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Experiment
Testing 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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Experiment
A 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.
