Home
Class 12
CHEMISTRY
Why are powdered substances more effecti...

Why are powdered substances more effective adsorbents than their crystalline forms?

Text Solution

Verified by Experts

Powdered substances have greater surface area as compared to their crystalline forms. Greater the surface area, greater is the adsorption.
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    BETTER CHOICE PUBLICATION|Exercise NUMERICAL PROBLEMS |6 Videos

  • THE P-BLOCK ELEMENTS

    BETTER CHOICE PUBLICATION|Exercise QUESTION BANK|205 Videos

Similar Questions

Explore conceptually related problems

Why are medicines more effective in colloidal state ?

Give reasons why a finely divided substance is more effective as an adsorbent.

Why is thermoregulation more effectively achieved in larger animals than in smaller ones?

The substance that gets adsorbed on the surface of the solid is called

The crystals of compound A on keeping in air get converted into a white powder. Its solution in water gives blue colour with red litmus. It is used to remove permanent hardness of water. Identify the substance. Write chemical formula of its crystalline form.

Why is the closed circulatory system more efficient than the open system?

BETTER CHOICE PUBLICATION-SURFACE CHEMISTRY -Question Bank
  1. Why the rate of physical adsorption decreases with the rise of tempera...

    Text Solution

    |

  2. Why the rate of physical adsorption decreases with the rise of tempera...

    Text Solution

    |

  3. Why are powdered substances more effective adsorbents than their cryst...

    Text Solution

    |

  4. Give reasons why a finely divided substance is more effective as an ad...

    Text Solution

    |

  5. What is the difference between physisorption and chemisorption ?

    Text Solution

    |

  6. What are the factors which influence the adsorption of a gas on a soli...

    Text Solution

    |

  7. How does adsorption of gases on solids depend upon : Nature of gas ?

    Text Solution

    |

  8. What is adsorption isotherm ?

    Text Solution

    |

  9. What is adsorption isobar?

    Text Solution

    |

  10. Differentiate between: Adsorption Isotherm and Adsorption Isobar.

    Text Solution

    |

  11. What is adsorption isotherm ?

    Text Solution

    |

  12. Write Freundlich adsorption isotherm equation at high pressures.

    Text Solution

    |

  13. Write Freundlich adsorption isotherm equation at high pressures.

    Text Solution

    |

  14. What is adsorption isotherm ?

    Text Solution

    |

  15. Can adsorption occur from solutions ? Give examples.

    Text Solution

    |

  16. How does adsorption of gases on solids depend upon: Temperature?

    Text Solution

    |

  17. Explain two applications of adsorption.

    Text Solution

    |

  18. Define Catalyst and Catalysis.

    Text Solution

    |

  19. What is heterogeneous catalysis ? What role does adsorption play in he...

    Text Solution

    |

  20. Give the mechanism of heterogeneous catalysed reaction.

    Text Solution

    |