Home
Class 11
CHEMISTRY
The change in velocity when hydrogen ele...

The change in velocity when hydrogen electron jumps from K shell to L shell is

A

One-half of its original velocity

B

Twice to its original velocity

C

One-quarter of its original velocity

D

Equal to its original velocity

Text Solution

Verified by Experts

The correct Answer is:
A
`V_(n) = (v_(1))/(n)`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

When an electron jumps from L to K shell -

In a hydrogen like atom, when an electron jumps form the M-shell to the L -shell the wavelenght of emitted radiation is lambda . If the L-shell, the waveleght of emitted radiation will be:

The energy of K-electron in tungsten is -20.0 keV and of an L-electron is -2.0 ke V. Find the wavelength of X-rays emitted when an electron jumps from L - shell to K-shell.

Energy is absorbed when the electron jumps from K to L energy sheels.

Calculate the wavelength of photon which will be emitted when the electron of hydrogen atom jumps from fourth shell to the first shell. Ionisation energy of hydrogen atom is 1.312xx10^(3)hJ "mol"^(-1) .

NARAYNA-ATOMIC STRUCTURE-All Questions
  1. If the mass of the electron is reduced to half the Rudberg constant

    Text Solution

    |

  2. According to Bohr's theory, the angular momentum for an electron of 5t...

    Text Solution

    |

  3. The change in velocity when hydrogen electron jumps from K shell to L ...

    Text Solution

    |

  4. Each hydrogen atom is excited by giving 10.2eV. The maximum number of ...

    Text Solution

    |

  5. Consider the following statements (I) Bohr's theory can also be used...

    Text Solution

    |

  6. The IE(1) of H is 13.6 eV. It is exposed to electromagnetic waves of 1...

    Text Solution

    |

  7. Which ofthe following curves may represent the energy of electron in h...

    Text Solution

    |

  8. The difference in angular momentum associated with electron in two suc...

    Text Solution

    |

  9. Properties of electrons that are quantized in Bohr's atomic model are

    Text Solution

    |

  10. When greater number of excited hydrogen atoms reach the ground state, ...

    Text Solution

    |

  11. To which of the following is Bohr's theory applicable (I) He^(+) (II...

    Text Solution

    |

  12. Which of the following has the largest de Brogile wavelength provided ...

    Text Solution

    |

  13. Among the following particles, which will have the shortest wavelength...

    Text Solution

    |

  14. If wavelength is equal to the distance travelled by the electron in on...

    Text Solution

    |

  15. If uncertainty in position and momentum are equal then uncertainty in ...

    Text Solution

    |

  16. The number of angular and radial nodes of 4d orbital respectively are

    Text Solution

    |

  17. The number of radial nodes fo 3s and 2p orbitals are respectively:

    Text Solution

    |

  18. The basis of quantum mechanical model of an atom is

    Text Solution

    |

  19. In the plots of radial distribution function for the hydrogen 3s orbit...

    Text Solution

    |

  20. Which of the following conditions is incorrect for a well behaved wave...

    Text Solution

    |