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प्रश्न
Explain the following giving an example.
Colloid
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.
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संबंधित प्रश्न
Which of the following will show the “Tyndall effect”?
- Salt solution
- Milk
- Copper sulphate solution
- Starch solution
State whether the following statement is true or false :
Milk is a pure substance.
Give two examples.
Colloid
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.
Classify colloids based on the physical state of the dispersed phase and the dispersion medium.
A colloidal solution is a ______.
What are Colloidal Solutions?
