Home
Class 11
CHEMISTRY
How would you explain the fact that the ...

How would you explain the fact that the first ionization enthalpy of Lithium is lesser than that of Beryllium but its second ionization enthalpy is greater than that of Beryllium?

Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    MODERN PUBLICATION|Exercise REVISION EXERCISE (LONG SHORT ANSWER QUESTIONS)|9 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (A)) (MCQs)|21 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    MODERN PUBLICATION|Exercise REVISION EXERCISE (VERY SHORT ANSWER QUESTIONS )|18 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|13 Videos

  • ENVIRONMENTAL POLLUTION

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|15 Videos

Similar Questions

Explore conceptually related problems

How would you explain the fact that the first ionisation enthalpy of sodium is lower than that of magnesium but its second ionisation enthalpy is higher than that of magnesium?

The first ionization enthalpy of O is lower than that of N.

The ionization energy of boron is less than that of beryllium because:

Electron gain enthalpy is greater than zero for

Why is ionization enthalpy of Be more than that of B? Explain.

MODERN PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -REVISION EXERCISE (VERY SHORT ANSWER QUESTIONS (CARRYING 2 OR 3 MARKS))
  1. Mg^(2+) is smaller than O^(2-) in size, throgh both have same electron...

    Text Solution

    |

  2. The five successive energies of an element are 800, 2427, 3658, 25024 ...

    Text Solution

    |

  3. How would you explain the fact that the first ionization enthalpy of L...

    Text Solution

    |

  4. Describe the theory associated with the radius of an atom as it a. g...

    Text Solution

    |

  5. What are the major differences between metals and non-metals?

    Text Solution

    |

  6. Write the general outer electronic configuration of s-,p-,d- and f-blo...

    Text Solution

    |

  7. The increasing order of reactivity among group 1 elements is LiltNaltK...

    Text Solution

    |

  8. ELECTRON GAIN ENTHALPY

    Text Solution

    |

  9. How does atomic radius of an element vary across a period fr...

    Text Solution

    |

  10. Statement-1: The atomic radii of the elements of the oxygen family are...

    Text Solution

    |

  11. What are isoelectronic ions ? Account for the decrease in size of the ...

    Text Solution

    |

  12. Ionisation Enthalpy

    Text Solution

    |

  13. Fe^(2+) and Fe^(3+) can be distinguished by

    Text Solution

    |

  14. Which of the following pairs of elements would have a more negative el...

    Text Solution

    |

  15. Write the electronic configuration of the element with atomic number o...

    Text Solution

    |

  16. What do you underrstand by negative value of electro-gain enthalpy of ...

    Text Solution

    |

  17. Water is a compound and not a mixture. Justify the statement giving tw...

    Text Solution

    |

  18. The number of elements in the 4th period of periodic table is

    Text Solution

    |

  19. The number of valence electrons in Aluminium is

    Text Solution

    |

  20. Are some essential elements more important than others? Explain.

    Text Solution

    |