Home
Class 12
CHEMISTRY
Aluminium crystallizes in an fcc structu...

Aluminium crystallizes in an fcc structure. Atomic radius of the metal is 125 pm. Calculate the edge length of the unit cell of the metal.

Text Solution

Verified by Experts

`a = 2 sqrt(2) r`
`a = 2 sqrt(2) xx 125`
a = 353.5 pm
Promotional Banner

Topper's Solved these Questions

  • SOLID STATE

    OSWAAL PUBLICATION|Exercise TOPIC -1 (LONG ANSWER TYPE QUESTIONS - I)|12 Videos

  • SOLID STATE

    OSWAAL PUBLICATION|Exercise TOPIC -1 (LONG ANSWER TYPE QUESTIONS - II)|3 Videos

  • SOLID STATE

    OSWAAL PUBLICATION|Exercise TOPIC -1 (VERY SHORT ANSWER TYPE QUESTIONS )|14 Videos

  • Sample Paper 8

    OSWAAL PUBLICATION|Exercise EXCERSICE|54 Videos

  • SOLUTIONS

    OSWAAL PUBLICATION|Exercise TOPIC - 3 COLLIGATIVE PROPERTIES , DETERMINATION OF MOLAR MASS, ABNORMAL MOLAR MASS, VAN.T HOFF FACTOR (LONG ANSWER TYPE QUESTIONS - II)|18 Videos

Similar Questions

Explore conceptually related problems

Aluminium crystallizes in FCC structure. Atomic radius of the metalics 125 pm. Calculate the edge length of the unit cell.

Aluminium crystallizes in an FCC structare. Atomic radius of the metal is 125pm. Calculate the edge length of unit cell of the metal.

Aluminium crystallies in a cubic close packed structure. Radius of the atom in the metal is 125 pm. (i) What is the length of the side of the unit cell ? (ii) How many unit cells are there in 1 cm^(3) of aluminium ?

Calculate the number of atoms per unit cell of FCC.

b) An element crystallizes in a foc lattice. The edge length of the unit cell is 400 pm. Calculate the density of the unit cell. ("molar mass"="60 g mol"^(-1)) ("Avogadro number"=6.02 xx 10^(23))

Aluminium crystallizes in a ccp structure. Its metallic radius is 125pm. The number of unit cells in 1.00 cm^(3) of Al are

Silver crystallies in face centred cubic (fcc) unit cell. If the radius of silver atom is 145 pm, what is the length of each side of the unit cell ?

An element crystallizes in a structure having fcc unit cell of an edge 200 pm. Calculate the density if 200 g of this element contains 24 xx 10^(23) atoms.

OSWAAL PUBLICATION-SOLID STATE-TOPIC -1 (SHORT ANSWER TYPE QUESTIONS )
  1. Name any two crystal systems.

    Text Solution

    |

  2. What is meant by the term coordination number in solids? What is the c...

    Text Solution

    |

  3. Aluminium crystallizes in an fcc structure. Atomic radius of the metal...

    Text Solution

    |

  4. Give two difference between crystalline and amorphous solids.

    Text Solution

    |

  5. Define the term 'amorphous'. Give a few examples of amorphous solids.

    Text Solution

    |

  6. What makes a glass different from a solid such as quartz ? Under what ...

    Text Solution

    |

  7. Copper crystallizes into a fcc lattice with edge length 3.61 xx 10^(-8...

    Text Solution

    |

  8. Silver crystallizes in a face centered cubic structure. If the edge le...

    Text Solution

    |

  9. Define radius ratio what is the co-ordination number, if the radius ra...

    Text Solution

    |

  10. How many tetrahedral and octahedral voids are present if the number of...

    Text Solution

    |

  11. A compound forms hcp structure. What is the total number of voids in 0...

    Text Solution

    |

  12. An element crystallizes in a structure having fcc unit cell of an edge...

    Text Solution

    |

  13. The unit cell of an element of atomic mass 108 u and density 10.5 g cm...

    Text Solution

    |

  14. Iron (II) oxide has a cubic structure and each unit cell has a size of...

    Text Solution

    |

  15. (a) What are intrinsic semiconductors ? Give an example. (b) What is...

    Text Solution

    |

  16. Silver metal crystallises with a face centred cubic lattice. The lengt...

    Text Solution

    |

  17. Caleulate the packing efficiency in a unit cell of Cubic Close Packing...

    Text Solution

    |

  18. Silver crystallises with face-centred cubic unit cells. Each side of t...

    Text Solution

    |

  19. The edge of the face-centred cubic unit cell of aluminium is 404 pm. C...

    Text Solution

    |

  20. The well known mineral fluorite is chemically calcium fluoride. It is ...

    Text Solution

    |