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Question 890008
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Surface Chemistry: Mixed MCQ

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MixedEasyQuestion 890008

Question

Emulsions are colloidal systems of:
  1. A
    Liquid dispersed in liquid
    Correct
  2. B
    Solid dispersed in liquid
  3. C
    Gas dispersed in liquid
  4. D
    Solid dispersed in solid

Correct answer

Liquid dispersed in liquid

Explanation

Emulsion: liquid in liquid colloid (e.g., milk, mayonnaise). Emulsifiers (surfactants) stabilise emulsions. O/W emulsion: oil in water (milk). W/O emulsion: water in oil (butter).

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