Home
Class 11
CHEMISTRY
Define ionic radius....

Define ionic radius.

Text Solution

Verified by Experts

Ionic radius is the distance from the nucleus of an ion to the point up to which the nucleus has influence on its electron cloud.
OR
Ionic radius is the distance from the nucleus of an ion to the outer most orbital containing electrons.
Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    SUBHASH PUBLICATION|Exercise TWO marks questions and answers|51 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    SUBHASH PUBLICATION|Exercise THREE MARKS more than 3 marks|21 Videos

  • CHEMICAL THERMODYNAMICS

    SUBHASH PUBLICATION|Exercise Numerical problems :|38 Videos

  • HYDROCARBONS

    SUBHASH PUBLICATION|Exercise THREE MARKS QUESTIONS AND ANSWERS|25 Videos

Similar Questions

Explore conceptually related problems

Define atomic radius.

Define the term ionic radius. Justify that the radius of anion is larger than the parent atom.

Explain Pauling method to determine ionic radii.

Define ionic hydrides.

The set representing the correct order of ionic radius is

The edge length of the unit cell of NaCl crystal lattice is 552 pm. If the ionic radius of sodium ion is 95 pm. What is the ionic radius of chloride ion.

Explain the variation of ionic radius down a group and across period.

Arrange the following in the decreasing order of their ionic radius: N^(3-),Mg^(2+) ,Na^(+) ,O^(2-)

The unit cube length for LiCl ( NaCl structure) is 5.14 Å . Assuming anion-anion contact, calculate the ionic radius for chloride ion.

What are Iso-electronic species? Arrange the following in the increasing order of their ionic radius N^(-3),Mg^(+2),Na^(+) and O^(-2) .

SUBHASH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -THREE MARKS more than 3 marks
  1. Define ionic radius.

    Text Solution

    |

  2. Explain the features that influence/affect the ionization energy.

    Text Solution

    |

  3. Explain classification of elements into different blocks in the period...

    Text Solution

    |

  4. Explain the law of triads with example.

    Text Solution

    |

  5. Briefly explain the account explain the account of groups and periods ...

    Text Solution

    |

  6. Explain why size of anion is larger than parent atom.

    Text Solution

    |

  7. Explain why size of cation is smaller than of the parent atom.

    Text Solution

    |

  8. Explain the variation of radii of is electronic species or ions.

    Text Solution

    |

  9. Why Fluorine atom has unexpectedly less negative Delta("eg") H than ch...

    Text Solution

    |

  10. Explain periodicity of valence or oxidation state of s and p block ele...

    Text Solution

    |

  11. Arrange the species in each group in order in increasing ionization en...

    Text Solution

    |

  12. What are the factors that affect electron affinity ?

    Text Solution

    |

  13. a. Explain why the second ionisation energy of B is significantly high...

    Text Solution

    |

  14. a. Explain why the second ionisation energy of B is significantly high...

    Text Solution

    |

  15. Why fluorine has lesser electron gain enthalpy than chlorine?

    Text Solution

    |

  16. Give the reasons of the following : Noble gases tend to be less ...

    Text Solution

    |

  17. Give the reasons of the following : First ionization enthalpy of ...

    Text Solution

    |

  18. Account for the following : Mg^(+2) is smaller than O-^(2) ion al...

    Text Solution

    |

  19. Account for the following : write the IUPAC name and the symbol fo...

    Text Solution

    |

  20. Some elements are wrongly placed in the decreasing order of the prope...

    Text Solution

    |

  21. Some elements are wrongly placed in the decreasing order of the prope...

    Text Solution

    |