Home
Class 12
CHEMISTRY
Give suitable explanations for the follo...

Give suitable explanations for the following:
Sky is blue in colour.

Text Solution

Verified by Experts

Blue colour of the sky is due to scattering of light by dust particles and water vapours present in air. These colloidal particles scatter blue light which reaches our eyes and sky looks blue to us.
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

Write the negation of the following : Sky is blue and 7 < 9.

Give a brief explanation for the following statement- Uses of aquaregia are-

Give an explanation for the following observation : The greatest number of oxidation states are exhibited by the members in the middle of a transition series.

Give suitable explanations for A delta is formed where a river falls into the sea.

Give a suitable example for commensalism.

Give reason for the following In red algae and blue green algae biliproteins are present.

Explain the following term giving a suitable example : Aerosol .

BETTER CHOICE PUBLICATION-SURFACE CHEMISTRY -Question Bank
  1. What do you mean by gold number ?

    Text Solution

    |

  2. What happens when colloidal solutions of Fe(OH)3 and 'AS2O3' are mixe...

    Text Solution

    |

  3. What are emulsions ? What are their different types ? Give one example...

    Text Solution

    |

  4. What name is given to the liquid-liquid colloidal solution ?

    Text Solution

    |

  5. Write two differences between solution and emulsion.

    Text Solution

    |

  6. Milk is an oil in water type emulsion.

    Text Solution

    |

  7. How oil in water or water in oil type of emulsions can be identified b...

    Text Solution

    |

  8. How oil in water or water in oil type of emulsions can be identified b...

    Text Solution

    |

  9. What is emulsification ? Explain the role of emulsifier to stabilise t...

    Text Solution

    |

  10. Define: Emulsification

    Text Solution

    |

  11. What is emulsification ? Explain the role of emulsifier to stabilise t...

    Text Solution

    |

  12. Mention two uses of emulsions.

    Text Solution

    |

  13. Emulsions are normally prepared by shaking the two components together...

    Text Solution

    |

  14. Define: Emulsification

    Text Solution

    |

  15. Give suitable explanations for the following: Sky is blue in colour...

    Text Solution

    |

  16. Give suitable explanations for A delta is formed where a river falls...

    Text Solution

    |

  17. Give five important applications of colloids in home and industry.

    Text Solution

    |

  18. Give reason : Bleeding from a fresh cut can be stopped by applying alu...

    Text Solution

    |

  19. Why does the sun looks red at the time of setting ? Explain on the bas...

    Text Solution

    |

  20. Why are medicines more effective in colloidal state ?

    Text Solution

    |