A. SOLUBILITY Conclusion Carbohydrate Observation(s) Starch Glucose Sucrose B. FEHLING'S AND IODINE TESTS 1% Sugar/Starch Fehling's...
Experiment 33 PART B. SOME REACTIONS OF CARBOHYDRATES Spor Test Results with Carbohydrates Sucrose Carbohyd- Starch Fructose Glucose rate class Benedict's test Fehling's test Tollens test Glucose oxidase test Iodine test What class of carbohydrate can be expected to give a positive test with the spot tests below? Benedict's glucose oxidase Fehling's iodine Tollens Hydrolysis of polysaccharides Test Results Results of Result from Benedict's test strips Solution Result from iodine test Initial starch Initial sucrose Initial cellulose Final starch Final...
Carbohydrates What is the purpose of this experiment? Please write one paragraph in complete sentences. A. SOLUBILITY Conclusion Carbohydrate Starch Observation(s) acody lwhite Glucose cloor Clear Sucrose B. BENEDICT'S AND IODINE TESTS Benedict's Test 1% Sugar/Starch Observation(s) and lodine Test Observation(s) Conclusion and Conclusion Glucose Yellow light no change orange Iclear Fructose no change Maltose light geen clear no change Green I clear no charge Lactose purple clear Sucrose no chonge sta blue clear Starch black Iclumps Lab Report: Carbohydra
Report Sheet Carbohydrates Results of Carbohydrate Tests D. Benedict's Test E. Seliwano T Glucose e rmentation Test G. Todine Test Fructose Sucrose Lactose Starch Water Questions and Problems 0.6 From the results above, list the sugars that are reducing sugars and those that are not Reducing sugars Nonreducing sugars Q.7 What sugars are ketoses? Q.8 What sugars give a positive fermentation test? Q.9 Which carbohydrates give a blue-black color in the iodine test?
Reducing and Nonreducing Carbohydrates 6. Carbohydrate Color after Benediet's AssayReducing or Nonreducing? 1-starch 2-sucrose 3-lactose 4-glucose 5-fructose Starch Hydrolysis: Enzyme vs. Acid Catalysis Color of Iodine Test (none, some, or a lot) (no, somewhat, or completely) Is Intact Starch Still Present? Was Hydrolysis Successful? Catalyst Used KI sol'n only NONE N/A (negative control) 1-acid 2-enzyme nore→ Exp 10 Carbohydrates-page 13
please help me answer the following questions
33 DE CARBOHYDRATES THE Starch Carbohyd- rate class monosacchetides Precipitate PART B. SOME REACTIONS OF CARBOHYDRATES Spor Test Results with Carbohydrates Glucose Fructose Sucrose Benedict's Grick red Brick red negative negative test blues (blue) Fehling's Positive Positive Negativ test burnt orange brown l Tollens negative regate negative test clearish cleau clear Glucose oxidase test Iodine dark test blue negative | reaction mono saccharid sitive What class of carbohydrate can be expected to give...
Q.5 What is the difference in the structure of amylose and cellulose? bloot Results of Carbohydrate Tests D. Benedict's Test E. Seliwanoff's Test F. Fermentation Test G. Iodine Test Glucose Fructose Sucrose Lactose Starch Water Unknown 234
16. Which carbohydrate cannot be hydrolyzed (broken down into smaller units a. Glucose b. Sucrose Lactose d. starch e. Glycogen
Identify the unknown carbohydrate based on the following results. Your choices are: Fructose, Glucose, Maltose, Starch, and Sucrose - No reaction with iodine - Molisch test - rapidly formed purple ring - Benedict's test - red precipitate - Barfoed's test - brick red precipitate - Bial's test - green solution - Seliwanoff test - red color after 2 minutes Answer: ___________
ne. UP Sugar Jecau repa bout cam We consisting of many glucose Lules linked together. Iodine (IKI) is added to detect the presence of starch. The iodine molecules ger stuck in the spirals of the starch molecule and cause a blue-black color to appear. A red color is an indica lack color of the star the indime sad edit rum ace Name: Lab Questions from Week 3. Fill in the following: To test for the following: Reagent/indicator Test name Section...
Reducing and Nonreducing Carbohydrates 6. Carbohydrate Color after Benediet's AssayReducing or Nonreducing? 1-starch 2-sucrose 3-lactose 4-glucose 5-fructose Starch Hydrolysis: Enzyme vs. Acid Catalysis Color of Iodine Test (none, some, or a lot) (no, somewhat, or completely) Is Intact Starch Still Present? Was Hydrolysis Successful? Catalyst Used KI sol'n only NONE N/A (negative control) 1-acid 2-enzyme nore→ Exp 10 Carbohydrates-page 13
Reducing and Nonreducing Carbohydrates 6. Carbohydrate Color after Benediet's AssayReducing or Nonreducing? 1-starch 2-sucrose 3-lactose 4-glucose 5-fructose Starch Hydrolysis: Enzyme...