Home
Class 11
CHEMISTRY
The coordination number of (Sr^(2+))=113...

The coordination number of `(Sr^(2+))`=113 pm and `r(F^(-))`=136 pm, is

A

6

B

8

C

12

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
Radius ratio `=r^(-)/r^(-)=113/136=0.830gt0.732`.
The coordination number of `Sr^(2+)`is 8.
Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER (SOLID STATE CHEMISTRY)

    DINESH PUBLICATION|Exercise REVISION QUESTIONS FROM COMPETITIVE EXAMS|104 Videos

  • STATES OF MATTER (SOLID STATE CHEMISTRY)

    DINESH PUBLICATION|Exercise SELECTED STRAIGHT OBJECTIVE TYPE MCQs|23 Videos

  • STATES OF MATTER (SOLID STATE CHEMISTRY)

    DINESH PUBLICATION|Exercise ULTIMATE PREPARATORY PACKAGE|21 Videos

  • STATE OF MATTER (GASEOUS AND LIQUID STATE)

    DINESH PUBLICATION|Exercise Ulitmate Preparatory package|20 Videos

  • STATES OF MATTER : GASES AND LIQUIDS

    DINESH PUBLICATION|Exercise Statement Type Question|5 Videos

Similar Questions

Explore conceptually related problems

NH_(4)^(+) and Br^(-) ions have ionic of 143 pm and 196 pm respecitvely. The coordination number of NH_(4)^(+) ion in NH_(4)Br is

Estimate the lattice energy of CaCO_3 if r_(ca^+) =114 pm and r_(CO_3^(2-) =185 p m .

A student reported the radii of Al ^(3+), Mg^(2+), and F ^(-) as 136 pm, 65 pm and 50 pm respectively. Is the order correct ? Comment.

Ionic radii of Mg^(2+) and O^(2-) ions are 66pm and 140pm respectively. The type of intersitital void and coordination number of Mg^(2+) ion respectively are

Predict the structure of MgO crystal and the co-ordination number of the cation in which the radii of the cation and anion are 65 pm and 140 pm respectively.

If the iconic radii of X^+ and Y^- ions are 120 pm and 360 pm respectively then coordination number of each ion is compound XY is

DINESH PUBLICATION-STATES OF MATTER (SOLID STATE CHEMISTRY)-MULTIPLE CHOICE QUESTIONS
  1. In a crystal of an ionic compound, the ions B form the close packed la...

    Text Solution

    |

  2. A solid A^(+)B^(-) has NaCl close packed structure. The radius of the ...

    Text Solution

    |

  3. The coordination number of (Sr^(2+))=113 pm and r(F^(-))=136 pm, is

    Text Solution

    |

  4. An element has a bcc structure with a celledge of 288 pm. The density ...

    Text Solution

    |

  5. The edge length of the unit cell of NaCl crystal lattice is 5.623Å, de...

    Text Solution

    |

  6. A metallic element has a cubic lattice. Each edge of the unit cell is ...

    Text Solution

    |

  7. A metallic element crystallizes in simple cubic lattice. Each edge len...

    Text Solution

    |

  8. The edge length of a cube is 400 pm .its body diagonal would be

    Text Solution

    |

  9. In a cubic lattice each edge of the unit cell is 400 pm. Atomic weigth...

    Text Solution

    |

  10. Vilume occupied for a cubic close packed lattice of sphere is

    Text Solution

    |

  11. A compound formed by elements A and B crystallises in cubic structure...

    Text Solution

    |

  12. An alloy of copper, silver and gold is found to have copper forming th...

    Text Solution

    |

  13. A solidA^(+)B^(-) has a body centred cubic structure. The distance of ...

    Text Solution

    |

  14. Sodium metal crystallizes in body centred cubic lattice with the cell ...

    Text Solution

    |

  15. In diamond, each carbon atom is bonded to four other carbon atoms tetr...

    Text Solution

    |

  16. Analysis shows that an oxide ore of nickel has formula Ni(0.98) O(1.00...

    Text Solution

    |

  17. The composition of a sample of wrustite is Fe(0.93)O(1.00).Percentage ...

    Text Solution

    |

  18. A metal oxide crystallise in a hexagonal close packed array of oxide i...

    Text Solution

    |

  19. The radius of the bromide ion is 0.182 nm. According to the radius rat...

    Text Solution

    |

  20. Aluminium crystallises in c.c.p. structure. Metallic radius of alumini...

    Text Solution

    |