Test for Reducing Sugars
Monosaccharides such as glucose, fructose and galactose can donate electrons to other compounds.
Molecules that can donate electrons are called reducing agents.
Benedict's reagent is an alkaline solution of copper(II) sulfate. Copper(II) sulfate can be reduced to insoluble copper(I) oxide which has an orange-red colour.
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Key terms in this lesson
- monosaccharide
- The monomer from which larger carbohydrates are made, a simple sugar such as glucose.
More in Biological Molecules
- Condensation and Hydrolysis
- Organic Compounds
- Carbohydrates
- Monosaccharides
- Disaccharides
- Test for Non-reducing Sugars
- Polysaccharides
- Starch
All 29 lessons in Biological Molecules · All AQA AS-level Biology topics