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Guidance on how to prepare Benedict’s qualitative solution. This is used to qualitatively test for reducing sugars e.g. glucose, via a colour change.
words matched: qualitative
The flame test technique is very quick and simple method used in qualitative chemistry analysis to identify some of the metal ions.
words matched: qualitative
In this activity, a primary alcohol (ethanol) is oxidised to a carboxylic acid (ethanoic acid) using an acidified dichromate(VI) solution. Important techniques are involved including heating under ref..
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Although both aldehydes and ketones contain the carbonyl functional group (-C=O), only aldehydes give a positive test (formation of an orange to brick-red precipitate of copper(I) oxide) with Fehling’..
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words matched: qualitative
Guidance on how to prepare (and use) of Fehling's solutions A and B.
words matched: qualitative
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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A microscale activity which demonstrates a number of chemical reaction with ammonia. Because this is microscale, quantities of chemicals used are tiny, making disposal and clearing up very easy.
words matched: qualitative
Halogenoalkanes contain polar covalent carbon-halogen bonds and undergo nucleophilic substitution reactions. This small-scale activity can be used to investigate the hydrolysis reaction of various hal..
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This document explains how to carry out a circus of qualitative food tests for:carbohydratesstarch – iodine testreducing sugars - Benedict’s testnon-reducing sugars – hydrolysis then Benedict’s test p..
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words matched: qualitative
Many 16+ curricula include testing for organic functional groups. Qualitative distinction of primary/secondary alcohols from tertiary alcohols, and aldehydes from ketones is commonly carried out with ..
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