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What are emulsions ? What are their different types ? Give one example of each type. |
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Answer» Solution :These are liquid-liquid colloidal systems. If a mixture of two immiscible or partly miscible LIQUIDS is shaken, a dispersion of one liquid in the other is obtained which is called emulsion. There are two types of emulsions : OIL in water : In such emulsions, water is the dispersion medium. EXAMPLES - Milk and vanishing creams are examples of this type of emulsions. Water in oil : In such emulsions, oil ACTS as the dispersion medium. Examples - Butter and CREAM are examples of this type of emulsions. |
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