Home
Class 12
PHYSICS
What is the minimum energy (in eV) neces...

What is the minimum energy (in eV) necessary to liberate an electron from the ground state of a `Li^(++)` (Z=3), according to Bohr's theory ?

A

1.51

B

13.6

C

40.8

D

122.4

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ATOM

    CHHAYA PUBLICATION|Exercise EXERCISE(Very Short Answer Type Questions)|21 Videos
  • ATOM

    CHHAYA PUBLICATION|Exercise EXERCISE(Short Answer Type Questions-I)|8 Videos
  • ATOM

    CHHAYA PUBLICATION|Exercise NCERT EXEMPLAR QUESTIONS WITH ANSWER HINT (Multiple Options Correct)|10 Videos
  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|33 Videos
  • ATOMIC NUCLEUS

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|14 Videos

Similar Questions

Explore conceptually related problems

As per Bohr model , the minimum energy (in eV) required to remove an electron from the ground state of Li^(2+) ion (Z=3) is : A) 1.51 B) 13.6 C) 40.8 D) 122.4 - which one is correct?

The total energy of an electron in the ground state , of hydrogen atom is

Total energy of an electron in a ground state of hydrogen atom will be—

The potential energy of an electron present in the ground state of LI^(+2) ion is represented by

The ground state energy of hydrogen atom is - 13.6 eV :- What is the energy required to none an electron from ground state to 1st excited state to the atom?

What is the ratio of energy of the ground state of hydrogen atom and energy of the first excited state of He^+ ion (Z=2) ?

What is the ratio of kinetic energy of electrons rotating in the ground state to that in the first excited state of an atom ?

Statement I: The distance of the electron from the nucleus is minimum when a hydrogen atom is in ground state. Statement II: According to Bohr's theory the radius of circular motion of an electron in n-th energy state, r_n prop n .

What is the energy in joules, requried to shift the electron of the hydrogen atom from the first Bohr orbit to the fifth Borh orbit and what is the wavelength of the light emitted when the electron returns to the ground state? The ground state electron energy is -2.18xx10^(-11) erg.

Calculate the minimum amount of energy requried to remove the electron from a hydrogen atom in its ground state.

CHHAYA PUBLICATION-ATOM-EXERCISE(Multiple Choice Questions)
  1. How many times will the electron in the first Bohr orbit of hydrogen a...

    Text Solution

    |

  2. The total energy of an electron in the ground state , of hydrogen ato...

    Text Solution

    |

  3. What is the minimum energy (in eV) necessary to liberate an electron ...

    Text Solution

    |

  4. Electron in a hydrogen atom undergoes transition from n1 to n2 , where...

    Text Solution

    |

  5. Atomic number of Helium is 2. what is the energy of the ground state ...

    Text Solution

    |

  6. Ionisation potential of an atom is 24.6 V . How much energy is require...

    Text Solution

    |

  7. In Bohr's model of hydrogen atom ,

    Text Solution

    |

  8. Ground state energy of hydrogen atom is -13.6 eV . If the electron in ...

    Text Solution

    |

  9. The electron in a hydrogen atom has been excited to the n -th state. W...

    Text Solution

    |

  10. If the electron in a hydrogen atom is raised to the third orbit, how m...

    Text Solution

    |

  11. According to Bohr's model , the ratio of the energies of the electron...

    Text Solution

    |

  12. The quantised physical quantity of an atomic electron, according to B...

    Text Solution

    |

  13. An one -electron atom has an energy of -3.4 eV. The kinetic energy of...

    Text Solution

    |

  14. An one -electron atom has an energy of -3.4 eV. The potential energy...

    Text Solution

    |

  15. An electron is in the third orbit of a hydrogen atom. If h =6.6 xx10^...

    Text Solution

    |

  16. The ratio between the radii of the fourth and the second electron orbi...

    Text Solution

    |

  17. The ratio between the electron velocities in the second and in the thi...

    Text Solution

    |

  18. The ratio between the electron revolution fraquencies in the first and...

    Text Solution

    |

  19. In an inelastic collision an electron excites as hydrogen atom from it...

    Text Solution

    |

  20. Energy required for the electron excitation in Li^(2+) from the first...

    Text Solution

    |