All Analytical chemistry articles – Page 8
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Lesson planMurder in the lab
Give students a flavour of analytical techniques used in forensic science. Find the kit list, safety instructions and suggested timings in the download
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ResourceChallenging Plants: Analytical Methods
Investigations of plants and soil often require the application of some basic analytical methods. Some important ones are given here.
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ResourceFatty acids in food supplements
A resource involving the investigation of the chemical composition of some food supplements that contain omega-3 and omega-6 fatty acids.
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ResourceTechnician in trouble! What solutions are which?
Investigate different chemical solutions with this experiment that explore reactions of acids and alkalis, as well as neutralisation. Includes kit list and safety instructions.
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ResourceFunny felt pens
Find out how colour changing pens work in this practical into acids and alkalis in inks. Includes kit list and safety instructions.
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FeatureHow much horse meat?
It's a simple enough question, but the media, the public and even government officials are having trouble understanding just how much horse meat is in some processed food. Ian Farrell makes sense of the confusion
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ResourceSchool’s Analyst past papers 2013
Challenge your students to carry out back titrations with these previous Schools’ Analyst questions
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ResourceParabens in household products
This is a laboratory-based investigation (either using GC or HPLC) of preservative chemicals commonly found in household products - parabens.
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ResourceForensic Analysis: Laboratory Manual
Pre laboratory exercises and laboratory practicals in Forensic Analysis.
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The MoleA nose for trouble
Ian Le Guillou finds out how new technology and chemistry are catching up with sniffer dogs in the race to rescue people trapped in disaster zones
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SoundbiteDetective work and food fraud
How did horse meat remain undetected in the food chain for long enough to reach supermarket shelves? Ian Farrell investigates
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FeatureSpectroscopy in your classroom - portable analysis
Tracy McGhie explains how your students can solve a murder mystery using state-of-the-art equipment
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ResourceChallenging Plants: Phytomanagement - Practicals
Plants have much to offer in terms of phytoremediation, phytoextraction and the potential of using plants to mine metals. This resource is designed to help students realise this potential knowledge and understand the key underpinning scientific principles.
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ResourceOn This Day - Nov 20 : Francis Aston died
He was awarded the Nobel Prize in Chemistry in 1922 for his development of the mass spectrograph, a device that separates atoms or molecular fragments of different mass and measures those masses with remarkable accuracy.
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ResourceOn This Day – Jul 29 : Isidor Isaac Rabi was born
He discovered the phenomenon of nuclear magnetic resonance (NMR) while researching molecular beams in 1938. Eight years later, Felix Bloch and Edward Purcell used Rabi’s work to invent the NMR spectrometer, a highly useful tool for analysing molecules.
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ResourceOn This Day - Dec 31 : Drunkometer was invented
Invented by Rolla N. Harger of Indiana University School of Medicine, it was the first successful machine for testing blood alcohol content through breath testing. The machine used acidified potassium permanganate solution as a colour indicator for the amount of alcohol present.
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ResourceSynthesis and Analysis
Synthesis and analysis are two key aspects of chemistry, particularly when exploring the role of chemistry in an industrial context and relating the products formed to applications in everyday life. In order to successfully synthesise any material it is necessary to have an understanding of the starting materials, the ...
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ResourceInfrared Spectrometer
Watch an illuminating six-minute video explaining how infrared spectroscopy works.
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ResourceSchools’ Analyst past papers 2012
Investigate the amount of active ingredient in aspirin tablets, paracetamol tablets and cold and flu remedies.