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JIPMER 2012
Exam
JIPMER
Year
2012
Subject
Chemistry
Chapter
Surface Chemistry

JIPMER 2012 · Chemistry · Surface Chemistry

Cow milk, an example of natural emulsion, is stabilised by

Cow milk, an example of natural emulsion, is stabilised by

Options

  1. Afat
  2. Bwater
  3. Ccasein
  4. DMg2+\mathrm{Mg}^{2+} ions

Correct answer

C. casein

Step-by-step solution

Cow milk an example of a neutral emulsion is stabilized by casein. Cow milk is liquid fat particles dispersed in water. It is oil in water type emulsion. Casein is protective colloid with gold number 0.01−0.020.01-0.02. Casein is a phosphoprotein which occurs in the milk of mammals as a suspension of calcium caseinate. It is the main protein of milk.
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