Home
Class 12
PHYSICS
The wavelength involved in the spectrum ...

The wavelength involved in the spectrum of deuterium `(._(1)^(2)D)` are slightly different from that of hydrogen spectrum because

A

(a)sizes of the two nuclei are different

B

(b)nuclear forces are different in the two cases

C

(c)masses of the two nuclei are different

D

(d)attraction between the electron and the nucleus is different in the two cases

Text Solution

Verified by Experts

The correct Answer is:
C
The wavelength involved in the spectrum of deuterium `(._(1)^(2)D)` are slightly different from that of hydrogen spectrum because masses of two nuclei are different.
Promotional Banner

Topper's Solved these Questions

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Exercise-05 [A]|39 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Exercise-05 [B]|12 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Exercise-04 [A]|20 Videos

  • RACE

    ALLEN |Exercise Basic Maths (Wave Motion & Dopplers Effect) (Stationary waves & doppler effect, beats)|25 Videos

  • TEST PAPER

    ALLEN |Exercise PHYSICS|4 Videos

Similar Questions

Explore conceptually related problems

Write down of hydrogen spectrum .

Give Rydberg equation for all lines in hydrogen spectrum

Explain hydrogen spectrum by Bohr's model

What is hydrogen spectrum give its characteristic ?

The longest wavelength in Balmer series of hydrogen spectrum will be

give the name of different parts of the electromagnatic spectrum.

The largest wavelength in the ultraviolet region of the hydrogen spectrum is 122 nm. The smallest wavelength in the infrared region of the hydrogen spectrum (to the nearest integer) is

ALLEN -SIMPLE HARMONIC MOTION-Exercise-04 [B]
  1. If the binding energy of the electron in a hydrogen atom is 13.6 eV, t...

    Text Solution

    |

  2. Which of the following atoms has the lowest ionization potential ?

    Text Solution

    |

  3. The wavelength involved in the spectrum of deuterium (.(1)^(2)D) are s...

    Text Solution

    |

  4. The manifestation of band structure in solids is due to

    Text Solution

    |

  5. The diagram shows the energy levels for an electron in a certain atom....

    Text Solution

    |

  6. Which of the following transitions in hydrogen atoms emit photons of h...

    Text Solution

    |

  7. Suppose an electron is attracted towards the origin by a force (k)/(r ...

    Text Solution

    |

  8. The transtion from the state n = 4 to n = 3 in a hydrogen like atom r...

    Text Solution

    |

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

    Text Solution

    |

  10. Hydrogen atom is excited from ground state to another state with princ...

    Text Solution

    |

  11. Dia-atomic molecule is composed of masses m(1) and m(2) and distance b...

    Text Solution

    |

  12. In a hydrogen like atom electron make transition from an energy level ...

    Text Solution

    |

  13. Hydrogen (""(1)H^(1)), Deuterium (""(1)H^(2)), single ionised Helium (...

    Text Solution

    |

  14. The radiation corresponding to 3 to 2 transition of hydrogen atom fall...

    Text Solution

    |

  15. Work function of sodium and copper is 2.3 eV and 4.5 eV respectively.R...

    Text Solution

    |

  16. Formation of covalent bonds in compounds exhibits …….nature.

    Text Solution

    |

  17. When frequencies f(1) and f(2) are incident on two indentical photo se...

    Text Solution

    |

  18. A radiation of energy 'E' falls normally on a perfectly reflecting sur...

    Text Solution

    |

  19. According to Einstein's photoelectric equation graph of kinetic energy...

    Text Solution

    |

  20. The work function of a metal surface is 4.2 eV. The maximum wavelength...

    Text Solution

    |