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JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Colloids Emulsion, Gel and Their properties with application

  • question_answer
    An emulsifier is a substance which           [KCET 2005]

    A)                 Stabilises the emulsion                 

    B)                 Homogenises the emulsion

    C)                 Coagulates the emulsion                             

    D)                 Accelerates the dispersion of liquid in liquid

    Correct Answer: A

    Solution :

                    For the stabilisation of an emulsion a third component called emulsifying agent is usually added. The emulsifier forms an interfacial film between suspended particles and the medium.


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