Home
Class 11
CHEMISTRY
Which of the following set of quantum nu...

Which of the following set of quantum numbers is not valid.

A

n = 1, l = 2

B

n = 2, m = 1

C

n = 3, l = 0

D

n = 4, l = 2

Text Solution

Verified by Experts

The correct Answer is:
A
If n = l then l = 0.
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    ERRORLESS|Exercise Assertion & Reason|16 Videos

  • STRUCTURE OF ATOM

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Quantum Number, Electronic Configuration and Shape of Orbitals) |95 Videos

  • STATES OF MATTER

    ERRORLESS|Exercise ASSERTION AND REASON|11 Videos

  • THE P-BLOCK ELEMENTS (BORON AND CARBON FAMILY)

    ERRORLESS|Exercise Assertion & Reason|10 Videos

Similar Questions

Explore conceptually related problems

Which of the following sets of quantum numbers is not allowed.

Which of the following set of quantum number is not applicable for an electron in an atom?

Which of the following sets of quantum numbers is not possible?

Which of the following set of quantum numbers is not possible ?

Which of the following sets of quantum numbers is not possible?

Consider the following sets of quantum number Which of the following sets of quantum number is not possible ?

ERRORLESS-STRUCTURE OF ATOM-PAST YEARS QUESTIONS
  1. For which of the following sets of four quantum numbers, an electron w...

    Text Solution

    |

  2. Which of the following set of quantum number is possible ?

    Text Solution

    |

  3. Which of the following set of quantum numbers is not valid.

    Text Solution

    |

  4. Azimuthal quantum number defines.

    Text Solution

    |

  5. The quantum numbers 'm' of a free gaseous atom is associated with :

    Text Solution

    |

  6. For principle quantum number n = 4 the total number of orbitals having...

    Text Solution

    |

  7. What is the maximum number of electrons that can be associated with a ...

    Text Solution

    |

  8. What is the maximum number of orbitals that can be identified with the...

    Text Solution

    |

  9. Two electrons occupying the same orbital are distinguished by:

    Text Solution

    |

  10. Five valence electrons of ""(15)P are labelled as If the spin qua...

    Text Solution

    |

  11. The statements. (i) In filling a group of orbitals of equal energy, ...

    Text Solution

    |

  12. Which of the following explains the sequence of filling the electrons ...

    Text Solution

    |

  13. Which one is the correct outer configuration of chromium.

    Text Solution

    |

  14. Elements up to atomic number 103 have been synthesized and studied. If...

    Text Solution

    |

  15. Which one is the electronic configuration of Fe^(+2)

    Text Solution

    |

  16. The electronic configuration of gadolinium (atomic number 64) is:

    Text Solution

    |

  17. Which one pair of atoms or ions will have same configuration ?

    Text Solution

    |

  18. The configuration 1s^(2)2s^(2)2p^(5)3s^(1) shown

    Text Solution

    |

  19. Number of unpaired electrons in 1s^(2),2s^(2)2p^(3) is

    Text Solution

    |

  20. Which of the following is not correct for electron distribution in the...

    Text Solution

    |