Home
Class 11
CHEMISTRY
The spectrum of He is expected to be sim...

The spectrum of `He` is expected to be similar to that of

A

H

B

`Li^+`

C

Na

D

`He^+`

Text Solution

Verified by Experts

The correct Answer is:
B
Both He and `Li^+` contain 2 electrons each .
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    ERRORLESS |Exercise Dual nature of electron|28 Videos

  • ATOMIC STRUCTURE

    ERRORLESS |Exercise Uncertainty principle and Schrodinger wave equation|22 Videos

  • ATOMIC STRUCTURE

    ERRORLESS |Exercise Atomic number, Mass number, Atomic species|56 Videos

  • SURFACE CHEMISTRY

    ERRORLESS |Exercise JEE Section (Matching Column)|2 Videos

Similar Questions

Explore conceptually related problems

Due to lanthanoid contraction which of the following properties is not expected to be similar in the sme vertical columns of second and third row transition elements ?

Spectrum of Li^(2+) is similar to that of

Which pair of compounds is expected to show similar colour in aqueous medium?

A ten year old boy had chicken pox. He is not expected to have the same disease for the rest of his life. Why?

The line spectrum of He^(+) ion will resemble that of :

ERRORLESS -ATOMIC STRUCTURE-Atomic models and Plancks quantum theory
  1. According to Bohr theory, which of the following transition in hydroge...

    Text Solution

    |

  2. Calculate the energy in joule corresponding to light of wavelength 45 ...

    Text Solution

    |

  3. The spectrum of He is expected to be similar to that of

    Text Solution

    |

  4. Which one of the following is not the characteristic of Planck's quant...

    Text Solution

    |

  5. The energy equivalent of 2.0 mg mass defect is

    Text Solution

    |

  6. Wave length associated with electron motion

    Text Solution

    |

  7. Ratio of radii of second and first Bohr orbits of H atom

    Text Solution

    |

  8. According to the bohr's atomic model, the relation between principal q...

    Text Solution

    |

  9. When beryllium is bombarded with alpha-"particles", extremely penetrat...

    Text Solution

    |

  10. When an electron drops from a higher energy level to a low energy leve...

    Text Solution

    |

  11. if electron falls from n=3 to n=2, then emitted energy is

    Text Solution

    |

  12. The positive charge of an atom is.

    Text Solution

    |

  13. The ratio of area covered by second orbital to the first orbital is.

    Text Solution

    |

  14. What is the packet of enegry called ?

    Text Solution

    |

  15. The energy of hydrogen atom in its ground state is -13.6 eV. The energ...

    Text Solution

    |

  16. Time taken by an electrons to complete one revolution in the Bohr orbi...

    Text Solution

    |

  17. The energy of a radiation of wavelength 8000 Å is E1 and energy of a r...

    Text Solution

    |

  18. The maximum kinetic energy of photoelectrons ejected from a metal, whe...

    Text Solution

    |

  19. The shortest wavelength in hydrogen spectrum of Lyman series when R(H)...

    Text Solution

    |

  20. A 600 W mercury lamp emits monochromatic radiation of wave length 313...

    Text Solution

    |