Home
Class 12
CHEMISTRY
For tetrahedral co-ordination the radius...

For tetrahedral co-ordination the radius ratio `(r^(+) //r^(-))`should be

Text Solution

Verified by Experts

`0.25 - 0.414`
Promotional Banner

Topper's Solved these Questions

  • SOLID STATE

    MODERN PUBLICATION|Exercise REVISION EXERCISES (VERY SHORT ANSWER QUESTIONS) (CBSE Qs)|5 Videos

  • SOLID STATE

    MODERN PUBLICATION|Exercise REVISION EXERCISES (SHORT ANSWER QUESTIONS)|42 Videos

  • SOLID STATE

    MODERN PUBLICATION|Exercise REVISION EXERCISES (OBJECTIVE QUESTIONS) (ASSERTION REASON QUESTIONS)|10 Videos

  • POLYMERS

    MODERN PUBLICATION|Exercise Competition file (OBJECTIVE TYPE QUESTIONS) (C. MULTIPLE CHOICE QUESTIONS)(Integer Type Questions)|6 Videos

  • SOLUTIONS

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|14 Videos

Similar Questions

Explore conceptually related problems

For tetrahedral coordination number, the radius ratio (r_(c^(+)))/(r_(a^(-))) is :

Which is true ? If radius ratio r^(+)//r^(-)

A cation is in the centre touches three anions. Assume that the anions also touch each other. The limiting radius ratio, r^(+)//r^(-) is

A salt AB cystallises in the CsCl structure. The anions at the corners and the cation in the centre. Hence, radius ratio r_(+)//r_(-)

(a) Write the co-ordination number and oxidation state of platinum in the complex [Pt(en)_(2)Cl_(2)] (b) Low spin configuration are rarely observed in tetrahedral co-ordination entity formation . Explain .

In zinc blende structure anions are arranged in ccp and cations are present in the tetrachedral voids and only half the tetrahedral voids are occupied, for this type of structure , radius ratio r/r should be in the range

If in a closest packed arrangement r is the radius of the sphere respresenting the tetrahedral void and R is the radius of the spheres in closest packed arrangement then

MODERN PUBLICATION-SOLID STATE-REVISION EXERCISES (VERY SHORT ANSWER QUESTIONS)
  1. What is the coordination number of hcp and ccp?

    Text Solution

    |

  2. State the type of crystal defects shown by AgBr.

    Text Solution

    |

  3. For tetrahedral co-ordination the radius ratio (r^(+) //r^(-))should b...

    Text Solution

    |

  4. Name the crystal defect produced when sodium crystal is doped with MgC...

    Text Solution

    |

  5. What is the effect of Frenkel defect on the electrical conductivity of...

    Text Solution

    |

  6. What makes alkali metal halides sometimes coloured which are othersise...

    Text Solution

    |

  7. How does electrical cocductivity of semi-conductors vary with temperat...

    Text Solution

    |

  8. Which of following shows anti-ferromagnetism ?

    Text Solution

    |

  9. Name an element with which silicon should be doped to given n-type of ...

    Text Solution

    |

  10. How does electrical conductivity vary in metals with temperature?

    Text Solution

    |

  11. In face -centered cubic unit cell, edge length is

    Text Solution

    |

  12. Which point defect in crystals does not alter the density of the relev...

    Text Solution

    |

  13. Write a point of distinction between a metallic solid and ionic solid ...

    Text Solution

    |

  14. How many lattice points are there in one unit cell of each of the foll...

    Text Solution

    |

  15. How many atoms are there in a unit cell of a metal crystallizing in fc...

    Text Solution

    |

  16. What type of substances would make better permanent magnets, ferromagn...

    Text Solution

    |

  17. What is the formula of a compound in which the element Y forms ccp lat...

    Text Solution

    |

  18. What are the coordination number of Na^(+) and Cl^(-) ions in NaCl ?

    Text Solution

    |

  19. The coordination number of the fcc structure for metals is

    Text Solution

    |

  20. Out of NaCl and AgCl, which one shows Frenkel defect and why ?

    Text Solution

    |