InterviewSolution
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6. What is colloidal solution? Write any two properties of it |
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Answer» A colloid is a mixture in which one substance of microscopically dispersed insoluble particles is suspended throughout another substance. Stability: Colloids are relatively stable in nature. The particles of the dispersed phase are in a state of continuous motion and remain suspended in the solution. Filterability: Colloids require specialized filters known as ultrafilters for filtration. They readily pass through ordinary filter papers without yieldingany residue. Heterogenous nature:Since colloids consist of two phases, the dispersed phase as well as the dispersion medium, they are known as heterogeneous in nature. |
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