Home
Class 12
CHEMISTRY
What are gels ? Give an example of elast...

What are gels ? Give an example of elastic and non-elastic gel.

Text Solution

Verified by Experts

Gels are colloidal solution of liquids in a solids. In a gel the dispersed phase is a liquid while the dispersion medium is a solid.
Elastic Gells: These gels possess the property of elasticity e.g., agar-agar, fruit pectin, gelatin etc.
Non-elastic gells : These gels do not possess the property of elasticity, they are hard and rigid e.g., silica gel.
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

Give one example each of sol and gel.

Give examples of non-metals.

Give an example of non-contact force.

What is coefficient of restitution? What is its value for perfectly elastic and inelastic collisions?

Give an example of non-competitive inhibitin.

Give an example of non-competitive inhibitin.

What are non-flowering plants ?Give example.

Give example of non-point sources.

BETTER CHOICE PUBLICATION-SURFACE CHEMISTRY -Question Bank
  1. Comment on the statement that “colloid is not a substance but a state ...

    Text Solution

    |

  2. What are lyophilic and lyophobic sols ? Give one example of each. Why ...

    Text Solution

    |

  3. What are gels ? Give an example of elastic and non-elastic gel.

    Text Solution

    |

  4. How will you differentiate Lyophilic colloids from Lyophobic colloids?

    Text Solution

    |

  5. Lyophillic colloids are more stable than lyophobic colloids. Explain.

    Text Solution

    |

  6. What is the difference between multimolecular and macromolecular collo...

    Text Solution

    |

  7. Give three differences between multimolecular colloids and macromolecu...

    Text Solution

    |

  8. What are micelles ? Give one example of a micellar system.

    Text Solution

    |

  9. Explain the mechanism of the cleansing action of soaps

    Text Solution

    |

  10. Discuss cleansing action of soap by micelle formation.

    Text Solution

    |

  11. Write short note on peptisation.

    Text Solution

    |

  12. What is peptization ? What is cause of peptization ? Give one example.

    Text Solution

    |

  13. How will you prepare a collidal solution of gold?

    Text Solution

    |

  14. Write short note on electro-dialysis.

    Text Solution

    |

  15. Explain Brownian movement.

    Text Solution

    |

  16. What name is given to the zig-zag motion of the colloidal particles?

    Text Solution

    |

  17. Explain Tyndall effect.

    Text Solution

    |

  18. Explain Tyndall effect.

    Text Solution

    |

  19. What name is given to the scattering of light by colloidal solution?

    Text Solution

    |

  20. Write notes on Hardy Schulze Rule ?

    Text Solution

    |