Home
Class 12
PHYSICS
If in nature they may not be an element ...

If in nature they may not be an element for which the principle quantum number `n gt 4`, then the total possible number of elements will be

A

60

B

32

C

4

D

64

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ALL ABOUT ATOMS

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS (MORE THAN ONE CORRECT CHOICE TYPE)|4 Videos

  • ALL ABOUT ATOMS

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS (COMPREHENSION)|12 Videos

  • ALL ABOUT ATOMS

    RESNICK AND HALLIDAY|Exercise PROBLEMS|48 Videos

  • CAPACITANCE

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTION (INTEGER TYPE)|3 Videos

Similar Questions

Explore conceptually related problems

If elements with principal quantum number ngt 4 were not allowed in nature, the number of possible elements would be:

The total number of gaseous elements are

For principle quantum number n = 4 , the total number of orbitals having l =3 is

The total number of rare earth elements is

For principle quantum number n = 4 the total number of orbitals having l = 3 .

If the value of principal quantum number is 3, the total possible values for magnetic quantum number will be

RESNICK AND HALLIDAY-ALL ABOUT ATOMS -PRACTICE QUESTIONS (SINGLE CORRECT CHOICE TYPE)
  1. The ratio of magnetic field at the center due to the rotation of a Boh...

    Text Solution

    |

  2. With increasing quantum numbers, the energy difference between adjacen...

    Text Solution

    |

  3. If in nature they may not be an element for which the principle quantu...

    Text Solution

    |

  4. An electron has a mass of 9.1 xx 10^(-31)kg. It revolves round the nuc...

    Text Solution

    |

  5. In a beryllium atom, if a(0) be the radius of the first orbit, then th...

    Text Solution

    |

  6. The velocity of an electron in its fifth orbit, if the velocity of an ...

    Text Solution

    |

  7. The number of values of the orbital quantum number associated with the...

    Text Solution

    |

  8. The number of states in a shell with principal quantum number n=3 is

    Text Solution

    |

  9. Of the following states, 5s,3p,4f,5p,4g,3d, and 2p, the one which is N...

    Text Solution

    |

  10. An electron is in a quantum state for which the magnitude of the orbit...

    Text Solution

    |

  11. An electron in an atom is in a state with l=1. The minimum angle (in d...

    Text Solution

    |

  12. The spin angular momentum of an electron is equal to

    Text Solution

    |

  13. The X-ray beam coming from an X-ray tube

    Text Solution

    |

  14. The mimmum wevelength of X-ray that can be produced in a Coolisge tube...

    Text Solution

    |

  15. If the potential difference applied to tube is doubled and the separat...

    Text Solution

    |

  16. If the current in the circuit for heating the filament is increased, t...

    Text Solution

    |

  17. If a potential difference of 20,000 volts is applied across X-ray tube...

    Text Solution

    |

  18. The potential difference applied to an X-ray tube is 5k V and the curr...

    Text Solution

    |

  19. In an x-ray tube, the target should be made up of material having

    Text Solution

    |

  20. X ray can be made harder by

    Text Solution

    |