Home
Class 12
CHEMISTRY
What are F-centres?...

What are F-centres?

Promotional Banner

Topper's Solved these Questions

  • THE p-BLOCK ELEMENTS

    R G PUBLICATION|Exercise EXERCISE|223 Videos

Similar Questions

Explore conceptually related problems

Define crystal field stabilization energy? What is bary centre?

Explain the following terms with suitable examples: F-centres

What is centre of the dipole?

What is centre of curvature of a spherical mirror?

What is centre of mass? Show that centre of mass of a system of particles is defined as the point whose position vec is given by vecR = frac(Sigmam_1vecr_)(M)

A beam of metal supported at the two ends is loaded at the centre. The depression at the centre is proportional to

R G PUBLICATION-THE SOLID STATE-EXERCISE
  1. What is the two dimensional coordination number of a molecule in squar...

    Text Solution

    |

  2. State the difference between Schottky and Frenkel defects.

    Text Solution

    |

  3. What are F-centres?

    Text Solution

    |

  4. What type of defect can arise when a solid is heated? Which physical p...

    Text Solution

    |

  5. What is doping?

    Text Solution

    |

  6. Which point defects in the crystal unit increases the density of solid...

    Text Solution

    |

  7. On heating a crystal of KCl in potassium vapours, the crystal start ex...

    Text Solution

    |

  8. A compound is formed by two elements M and N. The elements N forms ccp...

    Text Solution

    |

  9. What type of stoichiometric defect is shown by NaCl?

    Text Solution

    |

  10. Why does presence of excess of lithium makes LiCl crystal pink?

    Text Solution

    |

  11. Classify each of the following as being either a p-type or an n-type s...

    Text Solution

    |

  12. What type of magnetism is shown in the following alignment of magnetic...

    Text Solution

    |

  13. What type of defect is obtained when AgCl is doped with CdCl2?

    Text Solution

    |

  14. What type of defect can arise when a solid heated?

    Text Solution

    |

  15. What are p-type semi-conductor?

    Text Solution

    |

  16. Some of the glass objects recovered from ancient monuments look milky ...

    Text Solution

    |

  17. How solids are catagorised? Given one example of each.

    Text Solution

    |

  18. What is crystal lattice? Write two characteristics of crystal lattice.

    Text Solution

    |

  19. A compound is formed by two types of ions viz. A (as cation) & B (as a...

    Text Solution

    |

  20. Show that in ccp and hcp structure the packing efficiency is 74%.

    Text Solution

    |