Home
Class 12
CHEMISTRY
Assertion : Colloidal sol scatters ight ...

Assertion : Colloidal sol scatters ight while true solution does not.
Reason : The particles in a colloidal sol move slowly than in a true solution.

A

If both assertion and reason are correct and reason is correct explanation for assertion.

B

If both assertion and reason are correct but reason is not correct explanation for assertion.

C

If assertion is correct but reason is incorrect.

D

If assertion and reason both are incorrect.

Text Solution

Verified by Experts

The correct Answer is:
B
Correct explanation. Particles in a colloidal sol are big enough to scatter light.
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise BRAIN STORMING MULTIPLE CHOICE QUESTIONS (MCQs)|8 Videos

  • SURFACE CHEMISTRY

    DINESH PUBLICATION|Exercise MULTIPLE CORRECT OPTIONS TYPE MCWs|15 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    DINESH PUBLICATION|Exercise ULTIMATE PREPARATORY PACKAGE|20 Videos

  • THE CARBON FAMILY

    DINESH PUBLICATION|Exercise Ultimate|11 Videos

Similar Questions

Explore conceptually related problems

What is the reason for the stability of colloidal sols?

Why is osmotic pressure of a colloidal solution less than that of true solution?

Assertion: Colloidal solution exhibit Tyndall effect while true solution particles. Reason: Because the size of the colloidal particles is large enough to scatter light as compared to size of the true solution particles.

Write the main reason for the stability of colloidal sols.

Assertion (A) Colloidal solution show colligative properties. Reason (R) Colloidal particles are large in size.

DINESH PUBLICATION-SURFACE CHEMISTRY -ASSERTIN-REASON TYPE QUESTIONS
  1. Assertion : Catalysts increase the reaction velocity. Reason : Catal...

    Text Solution

    |

  2. Assertion : Soap acts as emulsifier in its cleansing action. Reason ...

    Text Solution

    |

  3. Assertion : Colloidal sol scatters ight while true solution does not. ...

    Text Solution

    |

  4. Assertion : A colloidal sol of Al(OH)(3) is more readly coagulated by ...

    Text Solution

    |

  5. Assertion : A sol of As(2)S(3) prepared by the action of H(2)S on As(2...

    Text Solution

    |

  6. Assertion : Physical adsorption on the surface of sadsorbent equires a...

    Text Solution

    |

  7. Assertion : Aqueous gold colloidal sol is red in colour. Reason : Th...

    Text Solution

    |

  8. Assertion : Fe^(3+) ions can be used for the coagulation of As(2)S(3) ...

    Text Solution

    |

  9. Assertion : In the presenced of promote, the activity on the surface o...

    Text Solution

    |

  10. Assertion : A colloidal sol. Of Fe(OH)(3) formed by peptisation carrie...

    Text Solution

    |

  11. Assertion : Proteins, starch and rubber are lyophilic coloids. Rea...

    Text Solution

    |

  12. Assertion : Lyophilic colloids such as starch, gelatin etc, act as pro...

    Text Solution

    |

  13. Assertion : The micelle formed by sodium stereate in water has -COO^(-...

    Text Solution

    |

  14. Assertion : Sulphide ores are concentrated by forth flotation process....

    Text Solution

    |

  15. Assertion : Colloidal solutions are electrically netural Reason : Di...

    Text Solution

    |

  16. Assertion : During adsorption, DeltaG, DeltaH and DeltaS decrease i.e....

    Text Solution

    |

  17. Assertion : Al^(3+) ions have greater precipitating power for As(2)S(3...

    Text Solution

    |

  18. Assertion : Oxidation of Na(2)SO(3) is not caused by air but in the pr...

    Text Solution

    |

  19. Assertion : A catalyst lowers the threshold energy level for a react...

    Text Solution

    |

  20. Assertion : Gelatin is often used as a protective colloid. Reason : ...

    Text Solution

    |