Home
Class 12
CHEMISTRY
In a close packed structure of mixed oxi...

In a close packed structure of mixed oxide, the lattice is composed of `O^(2-)` ions. One eighth of tetrahedral voids are occupied by divalent cations `A^(2+)` and one half of octahedral voids by trivalent cations `B^(3+)` What is the formula of oxide ? 

Text Solution

Verified by Experts

`AB_(2)O_(4)`
Promotional Banner

Topper's Solved these Questions

  • SOLIDS STATE

    AAKASH SERIES|Exercise SUBJECTIVE EXERCISE - 2 (VERY SHORT ANSWER QUESTIONS)|12 Videos

  • SOLIDS STATE

    AAKASH SERIES|Exercise SUBJECTIVE EXERCISE - 3 (SHORT ANSWER QUESTIONS)|7 Videos

  • SOLIDS STATE

    AAKASH SERIES|Exercise SUBJECTIVE EXERCISE - 1 (VERY SHORT ANSWER QUESTIONS)|4 Videos

  • SOLID STATE

    AAKASH SERIES|Exercise PRACTICE SHEET - 5|30 Videos

  • SOLUTIONS

    AAKASH SERIES|Exercise Objective Exercise -4|50 Videos

Similar Questions

Explore conceptually related problems

In a cubic closed packed structure of mixed oxide, the oxide ions are in CCP arrangement 1/6 of tetrahedral voids are occupied by cations A and 1/2 of octahedral voids are occupied by cations B. The formula of the oxide is

Structure of a mixed oxide is cubic close-packed (ccp). The unit cell of mixed oxide is composed of oxide ions. One fourth of the tetrahedral voids are occupied by divalent metal A and the octahedral voids are occupied by a monovalent metal B. The formula of the oxide is

In an oxide Ore half of tetrahedral voids are occupied by A^(+x) ions and half of the octahedral voids are occupied by B^(+y) y in the ‘hcp' arrangement of oxide ions. What is (x+y) ?

For the structure of solid given below if the lattice points represent A^(+) ions and the B^(-) ions occupy the tetrahedral voids then coordination number of A and B may be

In a crystalline solid, anions B are arranged in ccp lattice and cations A occupy 50% of the octahedral voids and 50% of the tetrahedral voids. What is the formula of the solid

A spinel is an important class of oxides consisting of two types of metal ions with oxide ions arranged in CCP layers. The normal spinel has 1/8 th of the tetrahedral void occupied by one type of metal and one half of the octahedral voids occupied by another type of metal ions such a spinel is formed by Zn^(2+), Al^(3+) and O^(2-) with Zn^(2+) in tetrahedral void. Then the simplest formula of that spinel is Zn_(x)Al_(y)O_(z) then x + y + z is

A compound is formed from elements X and Y.. The atoms of Y (anions) form ccp lattice. The atoms of X (cations) occupy half of the octahedral voids and half of tetrahedral voids. What is the formula of the compound ?

A solid has hcp lattice. Atoms of Z (anions) form hcp lattice. Atoms of X (cations) occupy all the octahedral voids in the lattice. Atoms of Y(cations) occupy half of the tetrahedral voids. What is the molecular formula of the solid ?

A spinel is an important class of oxides consising of two types of metal ions with the oxide ions arranged in cop layers. The normal spinel has one-eigth of the tetrahedral holes occupied by one type of metal ion and one-half of the octahedral holes occupied by another type of metal ion. Such a spinel is formed by Mg^(2+), A^(2+) and O^(2-) . The neutratrality of the crystal is maintained. Type of hole occupied by Al^(3+) ions is :

A spinel is an important class of oxides consising of two types of metal ions with the oxide ions arranged in cop layers. The normal spinel has one-eigth of the tetrahedral holes occupied by one type of metal ion and one-half of the octahedral holes occupied by another type of metal ion. Such a spinel is formed by Mg^(2+), A^(2+) and O^(2-) . The neutratrality of the crystal is maintained. Type of hole occupied by Mg^(2+) ions is

AAKASH SERIES-SOLIDS STATE-SUBJECTIVE EXERCISE - 2 (SHORT ANSWER QUESTIONS)
  1. X-rays of wavelength equal to 0.134 nm give a first order diffraction ...

    Text Solution

    |

  2. The density KBr cubic crystal is 2.75g cm^(-3) with an edge length of ...

    Text Solution

    |

  3. Density of silver is 10.5 g cc^(-1) Calculate the edge length of the u...

    Text Solution

    |

  4. A crystal was examined with X - rays of wave length 1.53A^(@) with a m...

    Text Solution

    |

  5. The interplanar distance in a crystal used for X- ray diffraction is 2...

    Text Solution

    |

  6. An alkali metal crystallises in bcc lattice. What is the radius of an ...

    Text Solution

    |

  7. An alloy is made up of metals X and Y. Atoms of X are in ccp arrangeme...

    Text Solution

    |

  8. A compound of two elements P and Q crystallises in cubic structure. If...

    Text Solution

    |

  9. An alloy of Au and Cu crystallises with atoms of an occupying all latt...

    Text Solution

    |

  10. Unit cell of silver (at wt. 108) has a density 10.5 g c c^(-1). The cr...

    Text Solution

    |

  11. In a close packed structure of mixed oxide, the lattice is composed of...

    Text Solution

    |

  12. Silicon crystallises in foc lattice, a single crystal of high purity l...

    Text Solution

    |

  13. Metallic chromium crystallises in bcc lattice. The edge length of unit...

    Text Solution

    |

  14. A metal crystallises in fcc lattice with edge length of unit cell 3.5 ...

    Text Solution

    |

  15. For a cubic lattice edge length of unit cell is 5A^(0) and density is ...

    Text Solution

    |

  16. In a compound XY, the ionic radii of X^(+) and Y^(-) are 88 pm and 200...

    Text Solution

    |

  17. An element crystallises in the foc lattice having edge length 400 pm. ...

    Text Solution

    |

  18. Calculate the wavelength of X-rays which produces a first order diffra...

    Text Solution

    |

  19. X rays of wavelength lambda = 0.134nm. Gave a first order diffraction ...

    Text Solution

    |

  20. 'Al' crystallises unit F.C.C lattice. If the closest approach of Al at...

    Text Solution

    |