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प्रश्न
Explain the following giving an example.
Colloid
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उत्तर
- A substance is termed to be a colloid if its particle size is between 1 and 100 runs.
- A colloidal solution is heterogeneous and consists of two phases: the dispersed phase (colloidal particles) and the dispersion medium in which the particles are suspended.
- For example, a colloidal solution of sulfur or starch, milk, and so on.
संबंधित प्रश्न
State whether the following statement is true or false :
Milk is a pure substance.
Give two examples.
Colloid
Write scientific reason.
Constituent substances of a colloid cannot be separated by ordinary filtration.
State whether true or false. If false, correct the statement.
Liquid–liquid colloids are called gel.
Explain Tyndall effect and Brownian movement with suitable diagram.
Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do.
The intensity of scattered light depends on the type of colloidal solution and the size of the colloidal particles.
A colloidal solution is a ______.
The solution of soap in water is ______.
What are colloidal solutions?
