Home
Class 11
CHEMISTRY
What is the basic difference in approach...

What is the basic difference in approach between the Mendeleev's periodic law and the modern periodic law ?

Text Solution

Verified by Experts

According to Mendeleev.s periodic law, the properties of elements are periodic function of their atomic weights, while according to modern periodic law, the properties of the elements are the periodic functions of their atomic numbers.
Promotional Banner

Topper's Solved these Questions

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    OMEGA PUBLICATION|Exercise Multiple Choice Questions (MCQs) |29 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    OMEGA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS |27 Videos

  • ENVIRONMENTAL CHEMISTRY

    OMEGA PUBLICATION|Exercise Multiple Choice Question (MCQs)|23 Videos

Similar Questions

Explore conceptually related problems

Define mendeleev's periodic law

State modern periodic law.

Who gave modern periodic law ?

Mendeleev's periodic law is based on

What is modern periodic law?

What is the basic difference between starch and cellulose ?

What is the basic differences between magnetic and electric field?

OMEGA PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Multiple Choice Questions (MCQs)
  1. What is the basic difference in approach between the Mendeleev's perio...

    Text Solution

    |

  2. Mendeleev's periodic law is based on

    Text Solution

    |

  3. In the modern periodic table elements are arranged in order of

    Text Solution

    |

  4. The modern periodic table known as the long form of periodic table was...

    Text Solution

    |

  5. The long form of periodic table has

    Text Solution

    |

  6. Fill in the blanks: The elements of group 17 are called…........

    Text Solution

    |

  7. Alkaline earth metals belong to

    Text Solution

    |

  8. Which of the following represents the electronic configuration of d-bl...

    Text Solution

    |

  9. Explain why transition elements have high melting and boiling points ?

    Text Solution

    |

  10. Which among the following will have largest size ?

    Text Solution

    |

  11. Which of the following is/are correct?

    Text Solution

    |

  12. The energy required to remove an electron from a gaseous atom from its...

    Text Solution

    |

  13. In a period from Li to F ionisation enthalpy

    Text Solution

    |

  14. Given the correct order of electronegativity of central atom in follow...

    Text Solution

    |

  15. The electronegativities of F and H are 4.0 and 2.1 respectively. The p...

    Text Solution

    |

  16. Which of the following element has maximum electron gain enthapy(neg...

    Text Solution

    |

  17. The main source of energy is ….. .

    Text Solution

    |

  18. The 3rd period of the periodic table contains

    Text Solution

    |

  19. Which of the elements show least values of ionisation energies within ...

    Text Solution

    |

  20. r("van der Waal") is

    Text Solution

    |

  21. Which of the following does not have any unit?

    Text Solution

    |