Home
Class 11
CHEMISTRY
The electronic configuration of gadolini...

The electronic configuration of gadolinium (Atomic number 64) is

A

`6s^(2)5d^(1) 4f^(7)`

B

`6s^(2)5d^(0)4f^(8)`

C

`6s^(1)5d^(0)4f^(7)`

D

`6s^(1)5d^(2)4f^(7)`

Text Solution

Verified by Experts

The correct Answer is:
A
follow hunds rule, aufbau rule, paulis rule
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The electronic configuration of Ag atom is

The electronic configuration of gadolinium (At. No 64) is:

The observed electronic configuration of samarium (atomic number 62) is_________.

Write the electronic configuration of sodium atom (Atomic number of sodium = 11)

Which of these is the correct end electronic configuration of curium (atomic number 96) ?

NARAYNA-ATOMIC STRUCTURE-All Questions
  1. The rule that explains the reason for chromium to have [Ar]3d^(5)4s^(1...

    Text Solution

    |

  2. The orbital diagram in which the Aufbau principle is violated is

    Text Solution

    |

  3. The electronic configuration of gadolinium (Atomic number 64) is

    Text Solution

    |

  4. How many 'd' electrons are present in Cr^(2+) ion?

    Text Solution

    |

  5. The ion that is most stable

    Text Solution

    |

  6. Which have the same number of s-electrons as the d-electrons in Fe^(2...

    Text Solution

    |

  7. Which of the following statements are incorrect (I) There are five u...

    Text Solution

    |

  8. The e/m ratio of cathode rays is x unit, when hydrogen is filled in th...

    Text Solution

    |

  9. a-particles are projected towards the following metals, with the same ...

    Text Solution

    |

  10. Which of the follwong nuclear reactiosn will generate an isotope?

    Text Solution

    |

  11. Chlorine exists in two isotopic forms Cl-37 and Cl-35 but its atomic m...

    Text Solution

    |

  12. The mass number of three isotopes of an element are 10,12,14 units. Th...

    Text Solution

    |

  13. An ion with mass number 56 contains 3 units of positive charge and 30....

    Text Solution

    |

  14. The frequency of a wave light is 1.0 xx 10^(6)sec^(-1). The wave lengt...

    Text Solution

    |

  15. The energy per quantum associated with light of wave length 250 xx 10^...

    Text Solution

    |

  16. What is the energy of photons that corresponds to a wave number of 2.5...

    Text Solution

    |

  17. Nitrogen laser produces a radiation at a wavelength of 337.1nm. If the...

    Text Solution

    |

  18. The ratio of energies of photons with wavelength 2000A^(0) and 4000A^(...

    Text Solution

    |

  19. Electromagnetic radiation of wavelength 242 nm is just sufficient to i...

    Text Solution

    |

  20. When a metal is irradiated with light of frequency 4.0 xx 10^(16)s^(-1...

    Text Solution

    |