(Glucose), Fructose and Sucrose gave a positive result to Seliwanoff’s Test Beeswax when dehydrated by KHSO4 gave a (pungent odor) when heated.
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TRUE OR FALSE
- (Glucose), Fructose and Sucrose gave a positive result to Seliwanoff’s Test
- Beeswax when dehydrated by KHSO4 gave a (pungent odor) when heated.
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- Sucrose also known as invert sugar can be enzymatically hydrolyzed by the enzyme amylase to give the individual monosaccharides glucose and fructose True FalseCompare the molecular size/structure of starch and glucose. Then discuss why the iodine test was negative for starch in the first lab activity. PermalinkReplyHemoglobin is an enzyme containing amino acids linked by peptide bonds. Select one: True False
- Give the positive result for the test of pyrimidines.Which of the following statements best explains the positive result of the acid hydrolysate of sucrose for benedict's test? A. The acid hydrolysate of sucrose contains glucose only B. The acid hydrolysate of sucrose contains fructose only C. Both glucose and fructose are present in the acid hydrolysate of sucrose D. Neither glucose nor fructose is present in the acid hydrolysate of sucroseBased on this video https://www.youtube.com/watch?v=rKng5-ij6kQ Provide a schematic diagram for the Iodine test methodologies in determining the presence of carbohydrates. Also, give the basic principle for the test.
- Why does glucose not give positive results with an iodine test but not starch?Based on this video https://www.youtube.com/watch?v=rKng5-ij6kQ Provide a schematic diagram for the Fehling’s test methodologies in determining the presence of carbohydrates. Also, give the basic principle for the test. (not a graded question)Which test can be used to differentiate the following pairs of carbohydrates? Explain why and why other tests are not possible. Kindly answer a, b, and c. a. Fructose and galactose b. Ribose and glucose c. Glucose and maltose Different tests are: Molisch Test, Seliwanoff's Test, Bial's Test, Anthrone's Test, Barfoed's Test, and Osazone Test