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Question
In what respects does a true solution differ from a colloidal solution ?
Solution
| Property | True Solution | Colloidal Solution |
| Size of the particles | < 1nm | 1 – 100 nm |
| Nature | Homogeneous | Heterogeneous |
| Tyndall effect | True Solution does not show Tyndall effect. | Colloidal solution shows Tyndall effect. |
| Separation | Cannot be done by filtration | Separation of colloidal solution cannot be done by filtration. However, it is possible by centrifugation process. |
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