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Iodine is not dissociated.
No solid iodine does not conduct electricity.
No solid iodine does not conduct electricity.
because it dosent
somehow. the potassium iodide act as a acidifying agent,
Iodine is not dissociated.
No solid iodine does not conduct electricity.
No solid iodine does not conduct electricity.
dissolve iodine crystals in a saturated KI(potassium iodide) solution
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.
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.
The leaf was rinsed in water to rehydrate it. Iodine solution is an aqueous solution of iodine/potassium iodine - potassium tri-iodide; water is needed inside the leaf to enable penetration by diffusion.
That would be a 5% solution of Lugol's iodine.
No. However, bromine would displace iodine in potassium iodide.
Iodine is covalent so it does not conduct electricity in a solid, however it will conduct in a liquid or molten state. The reason why it cannot conduct in a solid is that electrons cannot move freely through it.
Iodine-Potassium-Iodide - IKI - Lugol's Solution
because it dosent