Home
Class 12
CHEMISTRY
What are lyophobic sols ? Describe the p...

What are lyophobic sols ? Describe the preparation of a colloidal solution of ferric hydroxide by peptisation.

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    PRADEEP|Exercise SHORT ANSWER QUESTIONS (IV. MISCELANEOUS)|19 Videos

  • SURFACE CHEMISTRY

    PRADEEP|Exercise HIGHER ORDER THINKING SKILLS (HOTS QUESTIONS)|7 Videos

  • SURFACE CHEMISTRY

    PRADEEP|Exercise SHORT ANSWER QUESTIONS (II. CATALYSIS)|9 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    PRADEEP|Exercise Competition (FOCUS) JEE (Main and Advanced)/Medical Entrance SPECIAL (VIII. Assertion-Reason Type Questions)(Type II)|13 Videos

Similar Questions

Explore conceptually related problems

What is observed when sodium chloride is added to a colloidal solution of ferric hydroxide?

Bredig's arc method cannot be used for the preparation of colloidal sol of :

Explain the following observation: a. Lyphilic colloid is more stable than lyophobic colloid. b. Coagulation takes place when sodium chloride solution is added to a colloidal solution of ferric hydroxide. c. Sky appears blue in colour.

Methods for preparing colloidal sols are :

What are lyophobic colloids? Give one example for them.

How will you prepare a colloidal sol of arsenic suplhide ?s

PRADEEP-SURFACE CHEMISTRY -SHORT ANSWER QUESTIONS (III. COLLOIDS)
  1. Give four difference between lyophilic and lyophobic colloids.

    Text Solution

    |

  2. Explain briefly any three physical methods for the preparation of lyop...

    Text Solution

    |

  3. What are lyophobic sols ? Describe the preparation of a colloidal solu...

    Text Solution

    |

  4. What is peptization ? What is cause of peptization ? Illustrate with o...

    Text Solution

    |

  5. Gold sol is prepared by Breding's arc method.

    Text Solution

    |

  6. Define each of the following terms: (i) Micelles (ii) Peptization (i...

    Text Solution

    |

  7. Explain Hardy-Schulze rule and peptization. Give examples.

    Text Solution

    |

  8. Colloidal arsenious sulphide is readily precipitated by a small amount...

    Text Solution

    |

  9. Explain the observations : Lyophilic colloid is more stable than ly...

    Text Solution

    |

  10. Explain the observations : Coagulation takes place when sodium chlor...

    Text Solution

    |

  11. Explain the observations : Sky appears blue in colour.

    Text Solution

    |

  12. Explain what will you observe when an electrolyte (NaCl) is added to...

    Text Solution

    |

  13. Explain what will you observe when an electric current is passed thr...

    Text Solution

    |

  14. Explain what will you observe when a beam of light is passed through...

    Text Solution

    |

  15. What is zeta potential ? Explain briefly.

    Text Solution

    |

  16. Define the following and give an example of each (a) Coagulation (b)...

    Text Solution

    |

  17. Colloids have many characteristic properties : Among these, Tyndall ef...

    Text Solution

    |

  18. Heat of adsorption is greater for chemisorption than physiorption. Why...

    Text Solution

    |

  19. What is collodion ?

    Text Solution

    |

  20. Differentiate between peptization and coagulation.

    Text Solution

    |