Home
Class 12
PHYSICS
What is the energy of state in a triply ...

What is the energy of state in a triply ionized beryllium `(Be^(++))` whose radius is equal to that of ground state of hydrogen ?

A

27.2eV

B

54.4eV

C

13.6eV

D

40.8eV

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ATOMS

    AAKASH SERIES|Exercise EXERCISE - II|19 Videos
  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise LAW OF MOTION|91 Videos
  • CAPACITORS

    AAKASH SERIES|Exercise PRACTICE SHEET (ADVANCED) (Integer Type Questions)|2 Videos
AAKASH SERIES-ATOMS-PRACTICE EXERCISE
  1. Hydrogen atom emits blue light when it jumps from n=4 energy level to ...

    Text Solution

    |

  2. The energy of the ground electronic state of hydrogen atom is -13.6e V...

    Text Solution

    |

  3. Radius of first orbit of hydrogen is 0.53 Å. The radius in fourth orbi...

    Text Solution

    |

  4. The electrons in hydrogen atoms are raised from ground state to third ...

    Text Solution

    |

  5. Ratio of frequencies of the long wavelength limits of the Balmer and L...

    Text Solution

    |

  6. If 13.6 ev energy is required to ionize the hydrogen atom, then the en...

    Text Solution

    |

  7. The ratio of the energies of hydrogen atom in the first to second exit...

    Text Solution

    |

  8. The ratio of wave length of first line of Lyman series to the first li...

    Text Solution

    |

  9. An electron in ground state of hydrogen has an angular momentum L(1) a...

    Text Solution

    |

  10. In Bohr.s model of hydrogen atom, the ratio between the period of revo...

    Text Solution

    |

  11. The radius of the first orbit of hydrogen in 0.528 overset(0)A. The ra...

    Text Solution

    |

  12. In hydrogen atom radius of the first orbit is 0.53 Å. Minimum work req...

    Text Solution

    |

  13. The circumference of first orbit of hydrogen atom is .S.. Then the Bro...

    Text Solution

    |

  14. In hydrogen spectrum L(alpha) line arises due to transition of electro...

    Text Solution

    |

  15. A hydrogen atom emits a photon of energy 12.1 e V. Its orbital angular...

    Text Solution

    |

  16. Energy levels A,B,C of an atom are shown below If E(A)ltE(B)ltE(C...

    Text Solution

    |

  17. In an excited state of hydrogen like atom an electron has a total ener...

    Text Solution

    |

  18. What is the energy of state in a triply ionized beryllium (Be^(++)) wh...

    Text Solution

    |

  19. A stationary hydrogen atom emits a photon corresponding to first line ...

    Text Solution

    |

  20. The radius of the first orbit of hydrogen is rH and the energy in th...

    Text Solution

    |