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Surface Chemistry — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12ChemistrySurface Chemistry3 Marks
Question
Write 3 examples for emulsifiers.
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Answer

  1. Most of the lyophillic colloids act as emulsifiers. Example, glue. gelatin.
  2. Long chain compounds with polar groups like soap and suiphonic acid.
  3. Insoluble powders like clay and lamp black also act as emulsifier,

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