Home
Class 12
CHEMISTRY
What causes brownian motion in colloidal...

What causes brownian motion in colloidal dispersion?

Text Solution

Verified by Experts

Brownian motion is caused by unbalanced bombardment of the dispersed phase particles with the dispersion medium molecules, which stabilises the sol.
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    CHHAYA PUBLICATION|Exercise MCQ HOTSPOT|50 Videos

  • SURFACE CHEMISTRY

    CHHAYA PUBLICATION|Exercise Exercise|48 Videos

  • SURFACE CHEMISTRY

    CHHAYA PUBLICATION|Exercise Extrance Question Bank|29 Videos

  • SOME p-BLOCK ELEMENTS

    CHHAYA PUBLICATION|Exercise PRACTIVE SET 11|15 Videos

Similar Questions

Explore conceptually related problems

What causes ocean pollution?

What causes opening of stomata

What causes acromegaly?

Seed dispersal

What is Brownian movement? Why do colloidal particles do not settle down?

What causes cirrhosis of liver?

Write briefly about the preparation of colloids by dispersion methods.

What is meant by coagulation of a colloidal solution?

What are causes of asthma?

CHHAYA PUBLICATION-SURFACE CHEMISTRY-Solved NECRT Exempler Problems
  1. Why do we add alum to purify water?

    Text Solution

    |

  2. What happens when electric field is applied to colloidal solution?

    Text Solution

    |

  3. What causes brownian motion in colloidal dispersion?

    Text Solution

    |

  4. A colloid is formed by adding FeCl(3) in excess of hot water. What wil...

    Text Solution

    |

  5. How do emulsifying agents stabilise the emulsion .

    Text Solution

    |

  6. Why do some medicines more effective in colloidal form ?

    Text Solution

    |

  7. Why does leather get hardened after tanning?

    Text Solution

    |

  8. How does the precipitation of colloidal smoke taken place in Cottrell ...

    Text Solution

    |

  9. How will you distinguish between dispersed phase andn dispersion mediu...

    Text Solution

    |

  10. On the basis of Hardy-Schulze rule explain why the coagulating power o...

    Text Solution

    |

  11. Why does bleeding stop by rubbing moist alum?

    Text Solution

    |

  12. Why is Fe(OH)(3) colloid positively charged, when prepared by adding F...

    Text Solution

    |

  13. Why do physisorption and chemisorption behave differently with rise in...

    Text Solution

    |

  14. What happens when dialysis is prolonged?

    Text Solution

    |

  15. Why does the white precipitate of silver halide become coloured in the...

    Text Solution

    |

  16. What is the role of activated charcoal in gas mask used in coal mines?

    Text Solution

    |

  17. How does a delta form at the meeting place of sea and river water?

    Text Solution

    |

  18. Give an example where physisorption changes to chemisorption with rise...

    Text Solution

    |

  19. Why is desorption important for a substance to act as good catalyst?

    Text Solution

    |

  20. What is the role of diffusion in heterogeneous catalysis?

    Text Solution

    |