answersLogoWhite

0

Iodine turns a blue-black color when starch is present. This is due to the formation of a starch-iodine complex, where the iodine molecules interact with the starch molecules causing the color change.

User Avatar

AnswerBot

∙ 2y ago

What else can I help you with?

Related Questions

What color does iodine turn when a starch is present?

Iodine turns blue-black in the presence of starch.


What color does iodine turn if a starch is present?

Iodine turns blue-black in color in the presence of starch.


If iodine solution turns blue-black what substance is present?

Starch is likely present in the solution if iodine turns blue-black. This color change is a characteristic reaction that indicates the presence of starch.


What happens when iodine solution turns blue-black what substance is present?

Starch is present. Check a potato with iodine.


When iodine solution turns blue black what substance is present?

Starch


When iodine solution turns blue-black what substance is present?

Starch


What is the chermical you test for starch?

Iodine solution is commonly used to test for the presence of starch. When iodine solution is added to a substance containing starch, the mixture turns blue-black in color, indicating the presence of starch.


What color does the indicator turn when starch is present?

Iodine is used to indicate whether starch is present in a solution. If starch IS present, the indicator will turn dark blue/black. Iodine is used to indicate whether starch is present in a solution. If starch IS present, the indicator will turn dark blue/black. FOR WHAT PURPOSE WE USE STARCH-IODINE INDICATOR PAPER


What substance is present if iodine soluntion turns blue-black?

If iodine solution turns blue-black, it indicates the presence of starch. Iodine forms a complex with starch, resulting in the blue-black color.


How do you add cornstarch?

You can test for starch in general using the chemical iodine test. If starch is present, a solution of iodine (I2) turns blue-black.


What color does a iodine turn when there is no starch in a leaf?

Iodine turns a yellow-brown color when there is no starch present in a leaf. This color change indicates the absence of starch, which is detected by the iodine as it interacts with the leaf's compounds.


What reagent is used to test for starch?

The reagent that is used to test for starch is a mixture of iodine and potassium iodide in water, or an Iodine - KI reagent. If the reagent turns blue-black in color, then starch is present.

Trending Questions
What are the recommended safety precautions when using isopropyl alcohol or rubbing alcohol for cleaning purposes? What is the term for a materials ability to burn in the presence of oxygen? What is a use for Uranium fuel? Explain why nonpolar substances generally do not dissolve in polar solvents? Particle behavior of sugar in tea? You mix food coloring in water to make it blue haveyou made a solution or a suspension? What harm could extra phosphate do? How many 5s electrons are in Zn? What scientific principles are involved in the formulation and effectiveness of shaving cream? How many valence electrons does bromine has to lose or gain to have 8 valence electrons? Since gasoline and water are immiscible they will form layers one on top of the other What properties of the gasoline and water account for the layering? What is the replacement chemical for sodium silicate in dyeing and printing? What is chlorides atomic number? Why do you make holes in the plastic bag with bread? How come your diamond brand aluminium foil wrap changed to grey color? Melting points of carboxylic acids? Is it possible for a molecule to exhibit both chiral and achiral properties, resulting in it being classified as a meso compound? What is the equivalence point of titration? What element has the most protons calcium gold lithium or oxygen? Why is it that aniline has a high boiling point to phenol and phenol has a high boiling point than toluene and toluene has a high boiling point than benzene?