3. Which one of the following is most likely to show Tyndall effect? *
sugar solution
salt solution
starch solution
4. Tincture of iodine has antiseptic properties. This solution is made by dissolving
iodine in water
iodine in alcohol
iodine in potassium iodide
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Answer: 3) starch solution
4) iodine in alcohol
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Answer:
3. starch solution are example of colloidal solution and we know that Tyndall effect is shown by colloids.
4. tincture of iodine is an antiseptic, also called as weak iodine solution. It is usually 27% elemental iodine, along with potassium iodide or sodium iodide, dissolved in a mixture of ethanol and water.
Explanation:
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