Polysaccharides generally do not give a positive test with Fehling’s solution. Why? *
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Polysaccharides generally do not give a positive test with Fehling’s solution. Why? *
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- Will disaccharides and polysaccharides give a positive result for Molisch test? Which of the different carbohydrate tests would give a positive result for maltose? Describe the color change.Why glucose (monosaccharide) and maltose (disaccharide) give positive Benedict test?Will disaccharides and polysaccharides give positive results in Molisch test? How?
- Will disaccharides and polysaccharides give a positive result for Molisch test?Which test can you use to distinguish a monosaccharide from a disaccharide? hexoses from pentoses? How? • Molisch test• Fehling’s test• Benedict’s test• Tollen’s Test• Barfoed’s test• Seliwanoff’s test• Phenylhydrazine or osazone testWhy does glucose not give positive results with an iodine test but not starch?
- Instead of Molisch's test, what specific test can be used to detect the presence of pentose sugar? Write the procedureDoes a positive result will occur on a Molisch's Test when trying disaccharides or polysaccharides?True or False Galactose gives a positive result with Benedict’s test faster than lactose due to the acidity of the reagent used.
- The table below summarizes the results for Millon's test. Provide the correct remarks from the results if Negative for Millon's Test or Positive for Millon's Test and if Contains phenolic hydroxy group or Does not contains phenolic hydroxy group.A polysaccharide conposed of entirely fructose units is inulin. Which carbohydrates test should be used to best identify the presence of fructose. (Molisch, Seliwanoff, Benedict, Barfoes, Fehling's A & B, and Iodine)An IV bag contains 250 mL of a 5% mannitol solution. How many grams of mannitol are in the IV bag?