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The cause of Brownian-movement is...

The cause of Brownian-movement is

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For the definition of Brownian movement, consult section 20, Viscosity of a liquid tends to decrease because of Brownian movement.
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Brownian movement is found in

What causes Brownian movement in a colloidal solution?

The main cause of wind movement is uneven ___________ on the earth.

Assertion: The Brownian movement is due to the bombardment on colloidal particle by the molecules of dispersion midium which are in the constant motion like molecules in a gas. Reason: Brownian movement provides a visible proof of the random kinetic motion of molecules in a liquid.

DINESH PUBLICATION-SURFACE CHEMISTRY -QUESTION FROM BOARD EXAMINATIONS
  1. Distinguish between the meaning of the terms adsorption and absorption...

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  2. What are emulsions ? What are their different types ? Give an example ...

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  3. The cause of Brownian-movement is

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  4. What is Tydall effect ? Discuss.

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  5. State Hardy schulze rule.

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  6. What are lyophilic and lyophobic sols?Give one example of each type ? ...

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  7. (a) What is enzyme catalysis ? Give an example. (b) What type of emu...

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  8. Give reasons for the following observations : (a) A deal is formed a...

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  9. Write a method by which lyophobic colloids can be coagulated.

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  10. Give reasons for the following observations : (a) Physisorption decr...

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  11. Out of BaCl(2) and KCl, which is more effective in causing coagulation...

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  12. Adsorption is always exothermic in nature , Do you agree ?

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  13. According to Hardy Schulze rule, the power of coagulation of an ion de...

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  14. What is sorption.

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  15. Why are powdered substance more effective adsorbent than their crystal...

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  16. Homogeneous And Heterogeneous Catalysis

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  17. Write the main reason for the stability of colloidal sols.

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  18. Difine the following terms : (i) Pepization (ii) Zeta potential (iii...

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  19. What are associated colloids ?

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  20. Write one similarity between physisorption and chemisorption.

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