Home
Class 12
CHEMISTRY
MgO crystallized as rock salt. The numbe...

MgO crystallized as rock salt. The number of nearest oxide ions to `Mg^(2+)` ion is

A

two

B

four

C

six

D

twelve

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • PRACTICE PAPER -2

    NCERT FINGERTIPS ENGLISH|Exercise Practice Paper 2|50 Videos

  • PRACTICE PAPER -1

    NCERT FINGERTIPS ENGLISH|Exercise Practice Paper 1|50 Videos

  • PRACTICE PAPER -3

    NCERT FINGERTIPS ENGLISH|Exercise Practice Paper 3|50 Videos

Similar Questions

Explore conceptually related problems

NiO adopts a rock - salt structure , The coordination number of the Ni^(2+) ion is

KF crystallizes in the rock salt type structure. If the radius of K^+ ion is 132 pm and that of F^- ion is 135 pm. (i)What is the shortest distance between K^+ and F^- ions ? (ii)What is the edge length of the unit cell ? (iii)What is closest K-K distance ?

In sodium chloride crystal, the number of next nearst neighbours of each Na^(+) ion is:

MgO crystallizes in a cubic type crystal system. The ionic radii for Mg^(2+) and O^(2-) are 0.066 abd 0.140nm respectively One can conclude that the Mg^(2+) ions occypy:

For sodium chloride crystal, state: the number of nearest neighbours around each sodium ion.

In a cubic crystal structure, divalent metal-ion is located at the body -centered position, the smaller tetravalent metal ions are located at each corner and the O^(2-) ions are located half way along each of the edges of the cube. The number of nearest neighbour for oxygen is

For a crystal of sodium chloride, state: (i) The type of lattice in which it crystallizes. (ii) The coordination number of each sodium ion and chloride ion in the crystal lattice. (iii) The number of sodium ions and chloride ions present in a unit cell of sodium chloride. (iv) The structural arrangement of the sodium chloride crystal.

The oxidation number of Co in the complex ion

Ferric oxide crystallizes in a hexagonal close packed array of oxide ions with two out of every three octahedral holes occupied by ferric ions. Derive the formula of the ferric oxide.

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

NCERT FINGERTIPS ENGLISH-PRACTICE PAPER -2-Practice Paper 2
  1. The reaction , 2AB(g) + 2C(g) to A(2(g)) + 2BC((g)) proceeds according...

    Text Solution

    |

  2. I both DNA and RNA, heterocyclic base and phosphate ester linkages are...

    Text Solution

    |

  3. MgO crystallized as rock salt. The number of nearest oxide ions to Mg^...

    Text Solution

    |

  4. Name of the drug whose structure given below is

    Text Solution

    |

  5. In the Cannizzaro reaction given below: 2Ph-CHO overset(overset(Θ)OH...

    Text Solution

    |

  6. In the following question, a statement of assertion is followed by a s...

    Text Solution

    |

  7. A synthetic polyamide prepared by prolonged heating of caporlactam is

    Text Solution

    |

  8. In the long form of the periodic table, the transition metals are plac...

    Text Solution

    |

  9. Which of the following is a colligative property ?

    Text Solution

    |

  10. Which of the following is a false statement ?

    Text Solution

    |

  11. In the above reaction sequence, A , B and C respectively are

    Text Solution

    |

  12. Four successive members of the first row transition elements are liste...

    Text Solution

    |

  13. Alcohols of low molecular weight are

    Text Solution

    |

  14. Which of the following statement are correct ? (i) Smaller the gold...

    Text Solution

    |

  15. The method of zone refining of metals is based on the principle of

    Text Solution

    |

  16. Strength of acideity is in order

    Text Solution

    |

  17. Which of the following is paramagnetic as well as coloured ion ?

    Text Solution

    |

  18. Antiseptic Chloroxylenol is

    Text Solution

    |

  19. PVC is an example of

    Text Solution

    |

  20. Order of esterification of alcohols is

    Text Solution

    |