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A simple activity involving the analysis of vinegar by titration using phenolphthalein as the indicator.
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Guidance on how to prepare Benedict's quantitative solution. This is used for the quantitative analysis of reducing sugars.
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The flame test technique is very quick and simple method used in qualitative chemistry analysis to identify some of the metal ions.
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Small-scale method for determining the mass loss when heating a hydrated salt to constant mass (of anhydrous salt). The method, which uses a mini spirit burner and an alternative crucible, reduces the..
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Brief risk assessment guidance and experimental notes for a range of practical activities involving nitric(V) acid (Hazcard 67).
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Qualitative analysis is included in most science and chemistry courses across the 11-19 age range. This guide gives a summary/overview of the currently available CLEAPSS resources that provide detaile..
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This small-scale analysis activity uses simple equipment and provides a useful introduction to the principles of titration. Quantities of the reagents are measured by mass (rather than volume) and the..
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Hazcard – COSHH model risk assessment for ammonium sulfide, potassium sulfide and sodium sulfide-9-water. Read this Hazcard in conjunction with About Hazcards (Guide GL 120).
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Many 16+ curriculums include testing for organic functional groups. The iodoform reaction is a simple test for the presence of the acetyl (ethanoyl) group (CH3CO–). The reaction can also be used to te..
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Although both aldehydes and ketones contain the carbonyl functional group (-C=O), only aldehydes (or reducing sugars) give a positive ‘silver mirror’ test result with Tollen’s reagent. This small-scal..
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Showing results 1 to 10 of 118
