Home
Class 11
CHEMISTRY
In the case of alkali metals, the covale...

In the case of alkali metals, the covalent character decreases in the order.

A

MI gt MBr gt MCl gt MF`

B

`MCl gr MI gt MBr gt MF`

C

`MF gr MCl gt MBr gt MI `

D

`MF gt MCl gt MI gt MBr`

Text Solution

Verified by Experts

The correct Answer is:
A
Gibber than anion `(I^(-)` ion), larger is the covelent character (Fajan's rules). Hence, the covalent character of the alkali metal halides decreases as given in potion (a).
Promotional Banner

Topper's Solved these Questions

  • S BLOCK ELEMENTS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|32 Videos

  • REDOX REACTIONS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|21 Videos

  • SOLID STATE

    MARVEL PUBLICATION|Exercise Multiple choice questions|183 Videos

Similar Questions

Explore conceptually related problems

In the case of the alkali metals-

The magnitude of enthalphy of formation of alkali metal halides decreases in the order

Among the chlorides of alkali metals, what is the decreasing order of hydration ?

Which alkali metal forms covalent compound?

The electropositive character of alkali metals decreases with an increase in atomic number.

MARVEL PUBLICATION-S BLOCK ELEMENTS -TEST YOUR GRASP
  1. In the case of alkali metals, the covalent character decreases in the ...

    Text Solution

    |

  2. Which of the following sets of atomic numbers is of the alkali metals ...

    Text Solution

    |

  3. The elements of group 1 are called alkali metals because

    Text Solution

    |

  4. Chill salt petre is

    Text Solution

    |

  5. Which of the following is sparingly soluble in water ?

    Text Solution

    |

  6. Which of the following statement is incorrect ? a)Oxide of aluminium ...

    Text Solution

    |

  7. Pick out statement (s) which is/are not true about diagonal relationsh...

    Text Solution

    |

  8. Which one is the highest melting halide ?

    Text Solution

    |

  9. "Electron" is an alloy of

    Text Solution

    |

  10. Sodium burns in dry air to give

    Text Solution

    |

  11. Select odd pair of name of chemical and its chemical composition.

    Text Solution

    |

  12. The raw materials required for the manufacture of Na(2)CO(3) by Solva...

    Text Solution

    |

  13. The carbonate that will not decompose on heating is

    Text Solution

    |

  14. The alkali metal used in photoelectric cell is

    Text Solution

    |

  15. Which of the following if good source of potassium ?

    Text Solution

    |

  16. The first ionization enthalpy of magnesium is lower than the first ion...

    Text Solution

    |

  17. Which of the following feact only with boiling water ?

    Text Solution

    |

  18. Mg burns in air to give

    Text Solution

    |

  19. Beryllium and aluminium exhibit many properties which are similar . Bu...

    Text Solution

    |

  20. Which of the following is not a compound of calcium ?

    Text Solution

    |

  21. Mark the compound which does not contain calcium carbonate ?

    Text Solution

    |