Home
Class 12
PHYSICS
The energy of an electron in an excited ...

The energy of an electron in an excited hydrogen atom is -3.4 eV. Then, according to Bohr's Theory. The angular momentum of this electron, in Js, in

A

`2.1 xx 10^(-34)`

B

`3 xx 10^(-34)`

C

`2 xx 10^(-34) `

D

`0.5 xx 10^(-34)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ATOMS

    AAKASH SERIES|Exercise PROBLEM|24 Videos

  • ATOMS

    AAKASH SERIES|Exercise EXERCISE - I|21 Videos

  • ATOMS

    AAKASH SERIES|Exercise EXERCISE -II|35 Videos

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise LAW OF MOTION|91 Videos

  • CAPACITORS

    AAKASH SERIES|Exercise PRACTICE SHEET (ADVANCED) (Integer Type Questions)|2 Videos

Similar Questions

Explore conceptually related problems

According to Bohr's theory, the angular momentum of electron in 5th orbit is

According to Bohr's theory, the angular momentum of electron in 5th orbit is

According to Bohr’s theory, the angular momentum of an electron in 4th orbit is

According to Bohr.s theory, the angular momentum of electron in 5th orbit is

The energy of the electron in the hydrogen atom depends on

The total energy of an electron in the first excited state of the hydrogen atom is -3.4eV. What is the potential energy of the electron in this state ?

AAKASH SERIES-ATOMS-EXERCISE -III
  1. The energy change is greatest for a hydrogen atom when is state change...

    Text Solution

    |

  2. As the electron in Bohr orbit of hydrogen atom passes from state n = 2...

    Text Solution

    |

  3. The energy of an electron in an excited hydrogen atom is -3.4 eV. Then...

    Text Solution

    |

  4. The wavelength of first line of Lyman series in hydrogen atom is 1216 ...

    Text Solution

    |

  5. The ionization potential of H atoms is 13.6 V. The energy difference b...

    Text Solution

    |

  6. The radius of the Bohr orbit in the ground state of hydrogen atom is 0...

    Text Solution

    |

  7. The potential energy of an electron in the fifth orbit of hydrogen ato...

    Text Solution

    |

  8. If R is the Rydberg constant for gydrogen, then the wave number of the...

    Text Solution

    |

  9. If lambda(1) and lambda(2) are the wavelengths of the first members of...

    Text Solution

    |

  10. The ratio of maximum to minimum possible radiation energy in Bohr's hy...

    Text Solution

    |

  11. Frequency of the series limit of Balmer series of hydrogen atom interm...

    Text Solution

    |

  12. Given mass number of gold = 197 , density of gold = 19.7 g cm^(-3) , A...

    Text Solution

    |

  13. Transitions between three energy levels in a particular atom give rise...

    Text Solution

    |

  14. The electron in a hydrogen atom makes a transition from n = n(1) to n...

    Text Solution

    |

  15. An electron revolving in an orbit of radius 0.5 A^(@) in a hydrogen at...

    Text Solution

    |

  16. How many revolutions does an electron complete in one second in the fi...

    Text Solution

    |

  17. If one were to apply Bohr model to a particle of mass 'm' and charge '...

    Text Solution

    |

  18. In hydrogen spectrum the shortest wavelength in Balmer series islambd...

    Text Solution

    |

  19. Orbits of a particle moving in a clrcle are such that the perimeter of...

    Text Solution

    |

  20. Consider 3rd orbit of He^(+) (Helium ) Using non relativistic approach...

    Text Solution

    |