Logged out
Access All our Essays in an Instant
Swap your work for FREE access, or pay £4.99 for instant access
Test for reducing sugars (Benedict's Test)
Member rating: No Rating | Words: | Submitted: Mon Aug 18 2003
Page Preview
On the left is an image preview of every page of this document, and below are the first 150 words with formatting removed:
Additional reading materials for Chapter 5: Nutrition Carbohydrates: Mono-, Di- and Polysaccharides Below is the flowchart to show the relationship between monosaccharides (simple sugars), disaccharides (complex sugars) and polysaccharides (e.g. starch and glycogen). Important things to note: (a) Glycosidic bonds are chemical bonds that hold / join molecules of monosaccharides together. (b) Chemical formulae of monosaccharides, disaccharides and polysaccharides. (c) Polysaccharides are macromolecules, meaning they are very large molecules (made up of many many small monosaccharide molecules joined together in straight or branched chains). (d) Examples of monosaccharides, disaccharides and polysaccharides. Test for reducing sugars (Benedict's Test) Given an unknown solution, you are to find out if it contains reducing sugars ... so you have to carry out the reducing sugar test (Benedict's test). NOTE: What are reducing sugars?? A reducing sugar (all monosaccharides and some disaccharides) will produce a brick-red ppt when boiles with Benedict' s solution. Non-reducing sugar: Sucrose Procedures:...
To see the full version of this document, and 144,904 others
