0
What is the difference between Iodine bought in a pharmacy and the Iodine stain solution?
Wiki User
∙ 10y ago
The iodine stain solution you're referring to might be Lugol's iodine. This is iodine and potassium iodide in water. The product available in a pharmacy is tincture of iodine which is iodine and potassium iodide in ethanol and water.
Please see the links.
Wiki User
∙ 10y ago
Add your answer:
Earn +20 pts
What is the chemical reaction between lugols solution and a starch?
The reaction between Lugol's solution (iodine) and starch forms a blue-black complex. Iodine molecules fit into the helical structure of starch molecules, producing this characteristic color change. This reaction is commonly used to test for the presence of starch in a solution.
What difference in bonding between the solid state and gaseous state of iodine?
Iodine molecule has covalent bonds.
What is the difference in atomic mass of iodine and magnesium?
The atomic mass of iodine is 126.90 amu, while the atomic mass of magnesium is 24.30 amu. The difference in atomic mass between iodine and magnesium is 102.60 amu.
What is the organic compound that reacts when iodine is added to starch solution?
The organic compound that reacts with iodine in a starch solution is amylose, which is a polysaccharide and a component of starch. When iodine is added to a starch solution, it forms a blue-black complex with the amylose present in the solution.
Iodine solution a reliable test for starch?
Yes, iodine solution is a reliable test for starch. When iodine solution is added to a substance containing starch, a blue-black color change indicates the presence of starch. This reaction is due to iodine forming a complex with the helical structure of starch molecules.
What is the difference between iodine crystals and iodine solution?
Iodine crystals are solid, crystalline form of elemental iodine, while iodine solution is a liquid mixture of elemental iodine and either alcohol or water. Iodine crystals are typically used for storage and long-term preservation, while iodine solution is commonly used for disinfection and medical purposes.
What is the difference between iodine solution and Benedict's solution?
Iodine solution is used to test for the presence of starch, turning blue-black in the presence of starch. Benedict's solution is used to test for reducing sugars such as glucose, turning from blue to brick red in the presence of reducing sugars.
What is the difference between strong iodine solution and weak iodine solution?
their color
What is the difference between iodine solution and starch solution?
Iodine solution is a brownish liquid used to test for the presence of starch, turning blue-black in the presence of starch. Starch solution, on the other hand, is a clear liquid made by dissolving starch in water.
Is there a reaction between astatine and sodium iodine solution?
Yes, astatine can react with sodium iodine solution to form sodium astatide and iodine gas. This reaction is a displacement reaction where astatine displaces iodine from the sodium iodine solution.
What is the difference between iodine and tincture iodine?
Iodine is a chemical element in its pure form, while tincture of iodine is a solution of iodine in alcohol. Tincture of iodine is commonly used as an antiseptic, whereas pure iodine is used in various industrial applications and in the synthesis of chemical compounds.
What is the reaction between iodine solution and ccl4?
When iodine solution is added to CCl4 (carbon tetrachloride), the iodine molecules dissolve in the CCl4 solvent because they are nonpolar molecules. This results in a solution with a distinct purple color due to the presence of iodine. However, there is no chemical reaction between the iodine and CCl4 in this case.
What is the chemical reaction between lugols solution and a starch?
The reaction between Lugol's solution (iodine) and starch forms a blue-black complex. Iodine molecules fit into the helical structure of starch molecules, producing this characteristic color change. This reaction is commonly used to test for the presence of starch in a solution.
What is difference between 0.1N iodine and 0.1 M iodine solutions?
The difference lies in the units used to express concentration. "0.1N iodine solution" refers to a solution where the concentration is expressed in terms of normality (number of equivalents of a substance per liter of solution), while "0.1 M iodine solution" refers to a solution where the concentration is expressed in moles per liter.
Is iodine solution ionic?
A solution of iodine is covalent.
What is the solution of tincture of iodine?
iodine
Is bread iodine solution a physical or chemical change?
Mixing bread with iodine solution to observe a color change is a physical change as it does not alter the chemical composition of the bread or the iodine solution. The color change occurs due to a physical interaction between the starch in the bread and the iodine molecules.
