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प्रश्न
State whether the following statement is true or false :
Milk is a pure substance.
पर्याय
True
False
उत्तर
False, Milk is not a pure substance. It is a heterogeneous mixture because of its colloidal nature.
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संबंधित प्रश्न
Explain the following giving an example.
Colloid
Which of the following will show the “Tyndall effect”?
- Salt solution
- Milk
- Copper sulphate solution
- Starch solution
Name one metal and one non-metal which exist as liquids at room temperature.
Write scientific reason.
Constituent substances of a colloid cannot be separated by ordinary filtration.
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.
The solution of soap in water is ______.
What are Colloidal Solutions?
