What does the gold number indicate?
- AThe amount of gold present in the colloid
- BThe amount of gold required to break the colloid
- CThe protective power of a lyophilic colloid
- DNone of these
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Similar Questions
Match the following types of colloidal systems in List-$I$ with their corresponding names in List-$II$.
List-$I$ List-$II$ $(A)$ Solid dispersed in liquid $(I)$ Emulsion $(B)$ Liquid dispersed in liquid $(II)$ Foam $(C)$ Gas dispersed in liquid $(III)$ Gel $(D)$ Liquid dispersed in solid $(IV)$ Sol $(V)$ Aerosol
| List-$I$ | List-$II$ |
|---|---|
| $(A)$ Solid dispersed in liquid | $(I)$ Emulsion |
| $(B)$ Liquid dispersed in liquid | $(II)$ Foam |
| $(C)$ Gas dispersed in liquid | $(III)$ Gel |
| $(D)$ Liquid dispersed in solid | $(IV)$ Sol |
| $(V)$ Aerosol |
Which of the following is an example of a hydrophobic sol?
The size of a colloidal particle is
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View SolutionThe migration of positively charged colloidal particles under an electrical field towards the cathode is called:
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View SolutionThe greater the valence of the flocculating ion added,the greater is its power to cause precipitation of a colloid. This rule is
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