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प्रश्न
State whether the following statement is true or false :
Milk is a pure substance.
विकल्प
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.
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.
A colloidal solution is a ______.
What are Colloidal Solutions?
