Home
Class 12
CHEMISTRY
Lead sulphide has face centred cubic cry...

Lead sulphide has face centred cubic crystal structure. If the edge length of the unit cell of lead sulphide is 495 pm, calculate the density of the crystal. (at. Wt. Pb =207, S=32)

Promotional Banner

Topper's Solved these Questions

  • ISC QUESTION PAPER

    ICSE|Exercise PART-II(SECTION-B)|74 Videos

  • ISC QUESTION PAPER

    ICSE|Exercise PART-II(SECTION-B)|74 Videos

  • HALOALKANES AND HALOARENES

    ICSE|Exercise SOURCE|9 Videos

  • ORGANIC COMPOUNDS CONTAINING NITROGEN

    ICSE|Exercise ISC EXAMINATION QUESTIONS ( PART-II DESCRIPTIVE QUESTIONS)|33 Videos

Similar Questions

Explore conceptually related problems

Lead sulfide has fcc structure. The edge length of the unit cell of PbS crystal is 500 pm What is its density ?

A metal (atomic mass = 40) has a body centred cubic crystal structure. If the density of the metal is 4.50 g cm^(-3) , calculate the volume of the unit cell.

The edge length of unit cell of a body-centred cubic (bcc) crystal is 352 pm. Calculate the radius of the atom.

A metal crystallises in a face centred cubic structure. If the edge length of its unit cell is 'a' the closest approach between two atoms in metallic crystal will be

Polonium crystallises in a simple cubic structure. If the edge length of the unit cel is 336 pm, calculate the atomic radius of polonium.

A metal crystallizes with a body-centred cubic lattice. The length of the unit cell edge is found to be 265 pm. Calculate the atomic radius.

If the unit cell edge length of NaCl crystal is 600 pm, then the density will be

Lithium crystallizes as body centered cubic crystals. If the length of the side of unit cell is 350=pm, the atomic radius of lithium is:

Lithium metal crystallizes in a body centred cubic crystals. If the length of the side of the unit cell of lithium is 351p m the atomic radius of the lithium will be

ICSE-ISC QUESTION PAPER-PART-II(SECTION-A)
  1. A solution of potassium chloride has no effect on litmus whereas, a so...

    Text Solution

    |

  2. How many sodium ions and chloride ions are present in a unit cell of s...

    Text Solution

    |

  3. Lead sulphide has face centred cubic crystal structure. If the edge le...

    Text Solution

    |

  4. Calculate the molecular mass of water.

    Text Solution

    |

  5. The following electrochemical cell is set up at 298 K: Zn//Zn^(2+) (...

    Text Solution

    |

  6. (ii) Answer the following: (1) What is the effect of temperature on...

    Text Solution

    |

  7. Frenkel defect does not change the density of the ionic crystal where...

    Text Solution

    |

  8. Name the law or principle to which the following observations conform ...

    Text Solution

    |

  9. What is the difference between the order of a reaction and its molecul...

    Text Solution

    |

  10. Explain why high pressure is required in" the manufacture of sulphur t...

    Text Solution

    |

  11. Calculate the equilibrium constant (K) for the formation of NH^ in the...

    Text Solution

    |

  12. Explain the following: Hydrolysis of ester (ethyl acetate) begins slo...

    Text Solution

    |

  13. Assertion : The pH of an aqueous solution of acetic acid remains uncha...

    Text Solution

    |

  14. Determine the freezing point of a solution containing 0.625 g of gluco...

    Text Solution

    |

  15. A 0.15 M aqueous solution of KCl exerts an osmotic pressure of 6.8 atm...

    Text Solution

    |

  16. A solution containing 8.44 g of sucrose in 100 g of water has a vapour...

    Text Solution

    |

  17. When ammonium chloride and ammonium hydroxide are added to a solution ...

    Text Solution

    |

  18. A solution of potassium chloride has no effect on litmus whereas, a so...

    Text Solution

    |

  19. How many sodium ions and chloride ions are present in a unit cell of s...

    Text Solution

    |

  20. Lead sulphide has face centred cubic crystal structure. If the edge le...

    Text Solution

    |