Which of the following is NOT a characteristic of a good emulsifying agent?
It should reduce the interfacial tension between the two liquids.
It should be completely soluble in either the dispersed phase or the dispersion medium.
It should form a protective film around the dispersed phase.
It should have some affinity for both the dispersed phase and the dispersion medium.
Related Questions
Which of the following statements is incorrect?
Emulsions are prepared by shaking two liquid components, say oil and water and adding some emulsifying agent
Water-in-oil emulsions are formed when the emulsifying agent at the interface is chiefly in the water phase
Water-in-oil emulsions are formed when the emulsifying agent at the interface is chiefly in the oil phase
Gems and gels mixed together to give emulsion
Emulsifying agents generally used are :
Ions with negative charge
Surface active agents
Ions with a positive charge
Lyophobic substances
Emulsifying agents generally used are :
Ions with negative charge
Surface active agents
Ions with a positive charge
Lyophobic substances
Which of the following is NOT a characteristic of a good emulsifying agent?
It should reduce the interfacial tension between the two liquids.
It should be completely soluble in either the dispersed phase or the dispersion medium.
It should form a protective film around the dispersed phase.
It should have some affinity for both the dispersed phase and the dispersion medium.
