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Iodine solution can be used to test for sugar?
Iodine solution is commonly used as a reagent to test for the presence of starch, not sugar. When iodine solution is added to a sample containing starch, it will turn blue-black if starch is present. Testing for sugar is typically done using reagents such as Benedict's solution or Fehling's solution.
Why does glycogen change to red when iodine solution is added?
Iodine tests for complex sugars. Glycogen is a complex sugar and will change dark purple when iodine solution is added (color is irrelevant, all you really need to know is that the change to a specific color signifies a presence of a macro molecule)
How would you test an unknown solution for each of the following sugar fat starch protein?
Sugars - Benedict's solution Fats - Brown Paper Starch - Iodine Protein - Biuret Solution
Is mixing sugar with iodine solution a chemical change or a physical change?
Mixing sugar with iodine solution is a physical change because no new substances are formed. The sugar and iodine solution retain their individual chemical properties even when mixed together.
What does lugol's iodine?
it is iodine and potassium iodide solution It's a orange colored solution that consists of Iodine and Potassium Iodide and is used to test a substance for starch. If the color of the solution turns black when put on/in the substance, then the substance is positive for starch.
What is the effect of sugar solution on turmeric solution?
when sugar solution is added to turmeric solution , it turns yellow.
When a certain sugar is tested with an iodine solution can you tell what type it is?
Yes, when a sugar is tested with an iodine solution, it can help determine the type of sugar present. Starch will typically turn blue-black in the presence of iodine, indicating its presence in the sample being tested. Other sugars like glucose or fructose will not react with iodine in the same way.
What tests are there to show that starch is broken down to a reducing sugar?
One common test to show that starch is broken down to a reducing sugar is the iodine test. When starch is present, iodine will turn the solution blue-black. As starch is broken down into reducing sugars like maltose or glucose, the solution will no longer turn blue-black with iodine. Another test is Benedict's test, where Benedict's solution will change color from blue to orange/brown in the presence of reducing sugars.
What color does sugar turn when you add iodine to it?
Well, isn't that just a happy little accident! When you add iodine to sugar, it turns a dark purple or black color. It's like a beautiful, unexpected transformation right before your eyes. Just remember, every color has its place in the palette of life.
What happened when we put powdered sugar in iodine?
When powdered sugar is added to iodine, it forms a purple-black complex known as a starch-iodine complex. This reaction occurs because iodine reacts with the starch content in the powdered sugar, producing this distinct color change.
What part of a solution would added sugar be?
Sugar solution would be the solution.Water would be the solvent.Added sugar would be the SOLUTE.
What is the difference between brown sugar and white sugar?
Brown sugar and white sugar are both cane sugars. However, brown sugar has had molasses added to it, for a slightly different flavor.
