Question

Ethanol is used in the preparation of tincture of iodine. Give reason ​

Answer 1

Answer:

Tincture of iodine has better solubility in ethanol then water as well as it is non-toxic for external uses, thus ethanol is mostly used for preparation of tincture iodine.

Answer 2

Ethanol is used in the preparation of tincture of iodine to solubilise it easily.

• Ethanol is considered a good solvent and also better than water in some cases.
• Tincture iodine has better solubility in ethanol than water and thus ethanol is mostly used in the making of tincture iodine.
• Ethanol is a non-toxic chemical for external use on the body.
• It's a disinfectant in itself and a perfect solvent for elemental iodine.
• 2 to 7% of ethanol is used in elemental iodine, along with potassium iodide or sodium iodide.