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Surface Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistrySurface Chemistry3 Marks
Question
What are emulsions? Give its types. Explain with examples.
✓

Answer

  1. Emulsions are colloidal solution in which a liquid is dispersed in another liquid.
  2. There are two types of emulsions.
    • Oil in water (0/W)
    • Water in Oil (W/O)
  3. Oil in Water : Oil dispersed in water. e.g., mayonnaise. icecrearn.
    Water in Oil: Water dispersed in Oil. e.g., stiff grease, butter, cold cream.

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