Home
Class 12
PHYSICS
The ground state energy of hydrogen atom...

The ground state energy of hydrogen atom is - 13.6 eV. If an electron makes a transition from an energy level - 0.85 eV to -3.4 eV, calculate the wavelength of the spectral line emitted. To which series of hydrogen spectrum does this wavelength belong?

Promotional Banner

Topper's Solved these Questions

  • Sample Paper 7

    OSWAAL PUBLICATION|Exercise Exercise|37 Videos

  • SEMI-CONDUCTORS ELECTRONICS

    OSWAAL PUBLICATION|Exercise TOPIC -4 LOGIC GATES (NUMERICAL PROBLEMS)|4 Videos

Similar Questions

Explore conceptually related problems

Calculate the wavelength of the first spectral line in the corresponding Lyman series of the hydrogen atom.

Using the Rydberg formula, calculate the wavelengths of the first four spectral lines in the Lyman series of the hydrogen spectrum.

The ground state energy of hydrogen atom is –13.6 eV. What are the kinetic and potential energies of the electron in this state?

Calculate the wave number and wavelength of the first spectral line of Lyman series of hydrogen spectrum. Rydberg constant R' = 10.97xx10^(6) m^(-1) .

How many spectral lines are produced in the spectrum of hydrogen atom from 5th energy level?

An electromagnetic radiation has an energy 14.4 eV. To which region of electromagnetic spectrum does it belong ?

Calculate the ionisation energy of hydrogen atom as well as energy needed to promote its electron from first energy level to third energy level

OSWAAL PUBLICATION-Sample Paper 8-Exercise
  1. Current in a coil falls from 2.5a to 0.0a in 0.1 second inducing an em...

    Text Solution

    |

  2. what is photo diode? Mention its one use.

    Text Solution

    |

  3. How is galvanometer converted into an ammeter?

    Text Solution

    |

  4. Obtain the expression for the energy stored in a charged parallel plat...

    Text Solution

    |

  5. If r1 and r2 represent radii of two concentric coil (r2gt gt r1) then ...

    Text Solution

    |

  6. Classify metals, semiconductors and insulators on the basis of energy ...

    Text Solution

    |

  7. State Brewster's law . Show that the reflected and refracted rays are ...

    Text Solution

    |

  8. A parallel plate capacitor is chared to a potential difference .V. by ...

    Text Solution

    |

  9. A parallel plate capacitor is chared to a potential difference .V. by ...

    Text Solution

    |

  10. A parallel plate capacitor is chared to a potential difference .V. by ...

    Text Solution

    |

  11. Give three characteristics of photon.

    Text Solution

    |

  12. Obtain an expression for equivalent resistance of two resistors connec...

    Text Solution

    |

  13. (a) Draw a labelled ray diagram of an astronomical telescope to show t...

    Text Solution

    |

  14. Write three distinct advantages of a reflecting type telescope over a ...

    Text Solution

    |

  15. Derive the expression for magnetic field at a point on the axis of a c...

    Text Solution

    |

  16. Draw a plot of potential energy of a pair of nucleons as a function of...

    Text Solution

    |

  17. Draw the block diagram of generalised communication system.

    Text Solution

    |

  18. What is meant by .detection. of a modulated carrier wave? Descibe brie...

    Text Solution

    |

  19. A resistor of 100 Omega, inductance of 1 H and a capacitor of capacit...

    Text Solution

    |

  20. The ground state energy of hydrogen atom is - 13.6 eV. If an electron ...

    Text Solution

    |