Home
Class 12
PHYSICS
As par Bohr model, the minimum energy (i...

As par Bohr model, the minimum energy (in `eV`) required to remove an electron from the ground state of doubly ionized `Li` atom `(Z = 3)` is

A

1.51

B

13.6

C

40.8

D

122.4

Text Solution

Verified by Experts

The correct Answer is:
D
`Eprop Z^(2)`
`:.` Energy required `=(3)^(2)(13.6) eV =122.4 eV`
Promotional Banner

Topper's Solved these Questions

  • ATOMS

    DC PANDEY|Exercise ASSERTION AND REASON|10 Videos

  • ATOMS

    DC PANDEY|Exercise MATCH THE COLUMNS|4 Videos

  • ATOMS

    DC PANDEY|Exercise Check point 12.3|15 Videos

  • ALTERNATING CURRENT

    DC PANDEY|Exercise JEE MAIN|63 Videos

  • CAPACITORS

    DC PANDEY|Exercise OBJECTIVE_TYPE|1 Videos

Similar Questions

Explore conceptually related problems

As per Bohr model , the minimum energy (in eV) required to remove electron from the ground state of daubly joinized Li alon (Z = 3) is

As per Bohr model, (I) minimum energy required to remove an electron from ground state of doubly ionized Li atom (Z=3) is 122.4eV . (II) energy of transition n=3 to m=2 is less than that of m=2 to n=1 . (III) minimum energy required to remove an electron from ground state of singly-ionised He atom (z=2) is 27.2eV (IV) A Trasnsition from state n=3 to n=2 in a hydrogen atom result in U-V radiation

The energy required to remove an electron in a hydrogen atom from n = 10 state is

The ratio of the energy required to remove an electron from the first three Bohr's orbit of Hydrogen atom is

DC PANDEY-ATOMS-Taking it together
  1. Two elements A and B with atomic numbers Z(A) and Z(B) are used to pro...

    Text Solution

    |

  2. An electron revolves round a nucleus of charge Ze. In order to excite ...

    Text Solution

    |

  3. As par Bohr model, the minimum energy (in eV) required to remove an el...

    Text Solution

    |

  4. Excitation energy of a hydrogen like ion in its first excitation state...

    Text Solution

    |

  5. Ionization potential of hydrogen atom is 13.6 V. Hydrogen atoms in the...

    Text Solution

    |

  6. An electron makes a transition from orbit n = 4 to the orbit n = 2 of ...

    Text Solution

    |

  7. The K(alpha)andK(beta) lines of charateristic X-ray spectrum of molybd...

    Text Solution

    |

  8. The longest wavelength that can be analysed by a sodium chloride cryst...

    Text Solution

    |

  9. The wavelength of K(a) , X-rays for lead isotopes Pb^(208),Pb^(206),Pb...

    Text Solution

    |

  10. The graph between the square root of the frequency of a specific line ...

    Text Solution

    |

  11. The ratio between acceleration of the electron in singly ionised heliu...

    Text Solution

    |

  12. Magnetic moment of an electron in nth orbit of hydrogen atom is

    Text Solution

    |

  13. A sphere of work function phi=4.6 eV is suspended in a vacuum number b...

    Text Solution

    |

  14. The wavelength of radiation emitted is lambda(0) when an electron jump...

    Text Solution

    |

  15. Hard X -rays for the study of fractures in bones should have a minimum...

    Text Solution

    |

  16. An electron with kinetic energy 5eV is incident on a hydrogen atom in ...

    Text Solution

    |

  17. An electron makes a transition from orbit n = 4 to the orbit n = 2 of ...

    Text Solution

    |

  18. The minimum energy to ionize an atom is the energy required to

    Text Solution

    |

  19. Let v(1) be the frequency of series limit of Lyman series, v(2) the fr...

    Text Solution

    |

  20. The shortest wavelength of the Brackett series of a hydrogen-like ato...

    Text Solution

    |