Home
Class 12
CHEMISTRY
The percentage of the available space oc...

The percentage of the available space occupied in a hexagonal close packing of spheres in three dimensions is

A

0.26

B

0.76

C

0.524

D

0.74

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • The p-BLOCK ELEMENTS

    V PUBLICATION|Exercise QUESTION BANK|147 Videos

Similar Questions

Explore conceptually related problems

The percent void space in close fcc packing of sphere is

The percentage of vacant space in one layer of square packing of spheres touching each other having 4 spheres is

The C0ordination number of a metal crystallizing in a hexagonal close packed structure is

Identical spheres are undergoing two-dimensional packing in square close packing and hexagonal close packing. Which is correct regarding the spheres ?

Assertion : In hexagonal close packing voids are between three touching spheres whose centres lie at the corners of an equilateral triangle. Reason : In hexagonal close packing voids are called square voids.

Assertion : Hexagonal close packing is more closely packed than cubic close packing. Reason : Hexagonal close packing has a coordination number of 12 whereas cubic close packing has a coordination number of 8.

Packing efficiency is the percentage of total space filled by the particles. Which of the following lattices has the highest packing efficiency? Simple cubic lattice, body centered cubic lattice, hexagonal close packed lattice

In a metal oxide the oxide ions are arranged in hexagonal close packing and metal ion occupy 2//3rd of the octahedral voids. The formula of the oxide is

V PUBLICATION-THE SOLID STATE-QUESTION BANK
  1. A compound formed by elements 'A' and 'fB' crystallises in the cubic ...

    Text Solution

    |

  2. In a tetragonal crystal

    Text Solution

    |

  3. The percentage of the available space occupied in a hexagonal close pa...

    Text Solution

    |

  4. The C0ordination number of a metal crystallizing in a hexagonal close ...

    Text Solution

    |

  5. What is the C0ordination number of sodium in Na2O.

    Text Solution

    |

  6. A solid compound contains XYZ atoms in a cubic lattice with X atoms o...

    Text Solution

    |

  7. If Z is the number of atoms in the unit cell that represents the close...

    Text Solution

    |

  8. The ratio of Fe (+3) and Fe(+2) ions in Fe(0.9)S(10) is

    Text Solution

    |

  9. The number of tetrahedral voids in the unit cell of a face centred cub...

    Text Solution

    |

  10. If NaCl is doped with 10^-4 mol% of SrCl2 ,what is the concentration ...

    Text Solution

    |

  11. KCl crystallizes in the same type of lattice as does NaCl. Given that ...

    Text Solution

    |

  12. An ionic compound is expected to have tetrahedral structure,if r+ / r-...

    Text Solution

    |

  13. The range of radius ratio (cation to anion) for an octahedral arrrang...

    Text Solution

    |

  14. The intermetallic compound LiAg crystallizes in cubic lattice in which...

    Text Solution

    |

  15. The number of octahedral sites per sphere in fcc structure is

    Text Solution

    |

  16. Which of the following metal oxides, is antiferromagnetic in nature?

    Text Solution

    |

  17. Which of the following fcc structure contains cations in alternate te...

    Text Solution

    |

  18. The cubic unit cell of AI( molar mass 27g ) has an edge length of 405p...

    Text Solution

    |

  19. CsBr crystallises in a body centred cubic lattice. The unit celll leng...

    Text Solution

    |

  20. In a compound atoms element Y form ccp lattice and those of element X ...

    Text Solution

    |