All Analysis articles – Page 3
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NewsHealthy mice start to smell like sick ones
Sniffer mice and chemical analysis suggest that sickness odours are contagious
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ExperimentThe determination of copper in brass
Try this microscale class practical to investigate how much copper there is in brass using nitric acid. Includes kit list and safety instructions.
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ExperimentBrady’s test for aldehydes and ketones
Identify aldehydes and ketones using Brady’s reagent (2,4-dinitrophenylhydrazine) in this microscale experiment. Includes kit list and safety instructions.
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ExperimentUnsaturation test with potassium manganate(VII)
Use a solution of potassium manganate to test for unsaturation in organic compounds in this microscale practical. Includes kit list and safety instructions.
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ExperimentTesting for unsaturation with bromine on a microscale
Try this class experiment to prepare elemental bromine and use it to test for unsaturation in organic compounds. Includes kit list and safety instructions.
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ExperimentOxygen and methylene blue
Reacting hydrogen peroxide, and potassium manganate together will produce detectable oxygen so by using methylene blue solution, and a gas generating apparatus students can test for the presence of oxygen in this practical. Includes kit list and safety instruction.
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ResourceFinding out how much salt there is in seawater
Use the microscale titration apparatus to titrate silver nitrate solution against sea water
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ExperimentMeasuring the amount of vitamin C in fruit drinks
Explore ascorbic acid in fruit drinks through titration in this experiment, with specimen results and calculations, stock solutions, and detailed notes included.
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ExperimentAnalysis of aspirin tablets on a microscale
Try this microscale class practical to analyse aspirin tablets and find out how much salicylic acid is present. Includes kit list and safety instructions.
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ResourceQualitative analysis quizzes
Find out more about our quizzes and watch the associated videos. The quizzes consist of 10 questions in each section and focus on providing formative feedback to students. The range of question types includes text response, numerical response, drag and drop and multiple choice. These quizzes are available free to ...
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CPDMaking measurements
Help your students use appropriate apparatus to make and record a range of measurements
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ResourceTeach functional groups
To illustrate the differences in reactivity of isomeric alcohols, try using the iodoform demonstration in the video. Follow the discussion scenario in sequence for tips to help your students understand a difficult concept in carbon chemistry.
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CPDEvaporation, filtration and crystallisation
How to add variety and context to lessons while getting students familiar with apparatus
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SoundbiteA state secret leak is helping to solve the Skripal poisoning
The role of scientist whistle-blowers from Russia
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ResourceSpectroscopy resource packs
Use this material either alongside our Spectroscopy in a Suitcase scheme, or as a stand-alone resource to learn about spectroscopy. Cover the principles of spectroscopic techniques, and use real-life contexts to demonstrate their applications. This Resource contains: Introductory material for each spectroscopic technique which has been written by teachers. A ...
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ExperimentTesting salts for anions and cations
A full range of chemicals will guide students into discovering how to identify the composition of unknown substances. Includes kit list and safry instructions.
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ExperimentFlame tests (the wooden splint method)
Find a new method to perform flame tests using wooden splints soaked in chlorides. Includes kit list and safety instructions.
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ExperimentExtracting limonene from oranges
Limonene is found in oranges, and now your classroom. Create a distillation apparatus and support students to make their own plant oils. Includes kit list and safety instructions.
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ExperimentTesting for negative ions
Guide students into testing for negative ions with this practical. Students note their own observations and use their knowledge to discover more. Includes kit list and safety instructions.