Home
Class 11
CHEMISTRY
What is ionization energy ? How does it ...

What is ionization energy ? How does it change in a period as well as in a group ?

Text Solution

Verified by Experts

The amount of energy required to remove the most loosely bound electron from an isolated gaseous atom . Ionization energy increases along the period and decreases down the group.
Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

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

What is electron negativity ? How does it change in a period as well as in a group ?

What do you mean by ionization enthalpy? How does it vary across a period and down a group?

The order of ionization energy

What is ionisation energy? How does ionisation energy vary along the period in the modern periodic table ?

The ionization energy of elements increases in a period from left to right

What do you mean by the term electron gain enthalpy? How does electron gain enthalpy change along a period and in a group?

How does the atomic size vary as you go down a group ?

How does entropy change for adsorption?

The ionization energy of Li^(++) is equal to

How does covalent radii vary in a period as well as in a group in the periodic table ? What is the reason ?

SUBHASH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -TWO marks questions and answers
  1. Which is the most electronegative element and the most electropositive...

    Text Solution

    |

  2. Which of the following two elements belong i) the same group ii) same ...

    Text Solution

    |

  3. What is ionization energy ? How does it change in a period as well as ...

    Text Solution

    |

  4. What is electron negativity ? How does it change in a period as well a...

    Text Solution

    |

  5. Show that Cl, Br, I is a triad or not ?

    Text Solution

    |

  6. To which blocks do the elements with following atomic number belong ? ...

    Text Solution

    |

  7. How does covalent radii vary in a period as well as in a group in the ...

    Text Solution

    |

  8. What are s,p,d and f block elements ?

    Text Solution

    |

  9. Give four characteristics of s-block elements.

    Text Solution

    |

  10. Give four defects of Mendeleev's periodic table.

    Text Solution

    |

  11. Give two reason , why the number of elements in first period is only 2...

    Text Solution

    |

  12. On the basis of their electronic configurations, explain why alkali m...

    Text Solution

    |

  13. Give the order in which the melting points of halides of sodium decrea...

    Text Solution

    |

  14. Why are group I elements called alkali metals and group 17 are called ...

    Text Solution

    |

  15. Give four characteristics of d-block elements.

    Text Solution

    |

  16. Give any two features of Mendeleev's periodic table.

    Text Solution

    |

  17. How does the solubility of a solute vary with increase in temperature ...

    Text Solution

    |

  18. Why is melting point of LiCl lower than NaCl ?

    Text Solution

    |

  19. Arrange the following in increasing order : BeCO(3),BaCO(3),CaCO(3),...

    Text Solution

    |

  20. Arrange the following in increasing order : BeCl(2),BaCl(2),SrCl(2),...

    Text Solution

    |