Home
Class 11
CHEMISTRY
The places that were left empty by Mende...

The places that were left empty by Mendeleev were for:

Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY

    NARAYNA|Exercise EVALUATE YOURSELF - 1|3 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY

    NARAYNA|Exercise EVALUATE YOURSELF - 3|9 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY

    NARAYNA|Exercise EXAMPLES|13 Videos

  • CHEMICAL EQUILIBRIUM

    NARAYNA|Exercise Exercise -IV|33 Videos

  • ENVIRONMENTAL CHEMISTRY

    NARAYNA|Exercise EXCERCISE - IV (NCERT EXEMPLAR QUESTIONS)|7 Videos

Similar Questions

Explore conceptually related problems

The three elements predicted by Mendeleev from the gaps in his periodic table were known as eka-boron, eka-aluminium and eka-silicon. What names were given to these elements when they were discovered later on?

Which of the following pairs were incorrectly arranged in Mendeleev's Periodic table?

NARAYNA-CLASSIFICATION OF ELEMENTS AND PERIODICITY -CHECK YOUR GRASP
  1. The discovery of which of the following group of elements gave a death...

    Text Solution

    |

  2. Introduction | Development of Periodic Table

    Text Solution

    |

  3. The places that were left empty by Mendeleev were for:

    Text Solution

    |

  4. State Modern periodic law.

    Text Solution

    |

  5. The electronic configuration of an element is 2, 8, 5. To which group ...

    Text Solution

    |

  6. Which one among the following ions, is smallest in size

    Text Solution

    |

  7. In the ions P^(3-),S^(2-) and Cl, the increasing order of size is:

    Text Solution

    |

  8. Out of I and I^(+) which has larger size and why ?

    Text Solution

    |

  9. Which element has highest first ionization energy?

    Text Solution

    |

  10. Among the following elements, which one has the highest ionization ene...

    Text Solution

    |

  11. Out of Na and Mg which has higher second ionisation energy?

    Text Solution

    |

  12. Why do halogens have maximum negative electron gain enthalpy in the re...

    Text Solution

    |

  13. S has more negative electron gain enthalpy than O why ?

    Text Solution

    |

  14. Assertion : Noble gases have highest ionisation enthalpies in their re...

    Text Solution

    |

  15. The element with highest electronegativity is

    Text Solution

    |

  16. On going from right to left in a period in the periodic table the elec...

    Text Solution

    |

  17. Define electronegativity. How does it differ from electron gain enthal...

    Text Solution

    |

  18. (a) Define valency of an element. What valency will be shown by an ele...

    Text Solution

    |

  19. What is valency of 'Li' w.r.t. H ?

    Text Solution

    |

  20. What is valency of 'C' w.r.t. Cl ?

    Text Solution

    |