Correct statement about emulsion is:
1. | The dispersed phase and dispersion medium are liquids. |
2. | The dispersed phase and dispersion medium are solids. |
3. | The dispersed phase and dispersion medium are gases. |
4. | The dispersed phase are solids and dispersion medium are liquids. |
The charge present on micelles is:
1. Negative charge.
2. Positive charge.
3. Both negative and positive charges.
4. None of the above.
Emulsions can be used as:
1. For cleansing action of soaps.
2. For digestion of fats in the intestines.
3. As antiseptics and disinfectants.
4. All of the above.
The correct statements about micelles are:
1. | Formed by substances such as soaps and detergents when dissolved in water. |
2. | Substances whose molecules contain a hydrophobic and a hydrophilic part. |
3. | Molecules whose hydrophobic parts are present towards the center, while the hydrophilic parts are pointing towards the outside. |
4. | All of the above. |
An emulsion is stabilised by:
1. Emulsifiers.
2. Peptizing agent.
3. Biochemical catalysts.
4. None of the above.