Home
Class 12
CHEMISTRY
Which one of the following is an electro...

Which one of the following is an electronic configuration of thorium?

A

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

B

`5f^(2) 6d^(0) 7s^(2)`

C

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

D

`5f^(0)6d^(2)7s^(0)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • COMPOUNDS CONTAINING NITROGEN

    NIKITA PUBLICATION|Exercise MCQ|418 Videos

  • ELECTROCHEMISTRY

    NIKITA PUBLICATION|Exercise Questions From Competitive Exam|46 Videos

Similar Questions

Explore conceptually related problems

Which one of the following is a correct electronic configuration of sodium?

Which one of the following is the correct electronic configuration of chlorine ?

Which one of the following is the correct electronic configuration of potassium?

Which one of the following electronic configuration of an atom has the highest ionisation energy?

Which one of the following represents the electronic configuration of the most electropositive element?

Which one of the following represents the electronic configuration of 2 ^(nd) transition elements

NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS
  1. 5f^(3)6d^(1) 7s^(2) represents electronci configuration of

    Text Solution

    |

  2. 4f^(14)5d^(0)6s^(2) represents configuration of which of the following

    Text Solution

    |

  3. Which one of the following is an electronic configuration of thorium?

    Text Solution

    |

  4. Which of the following f-block elements has half filled electrocin con...

    Text Solution

    |

  5. The f-block element having at n. 95 has electronic configuration

    Text Solution

    |

  6. The number of partially filled shell in f-block elements are

    Text Solution

    |

  7. The expected general, electronic configuration of lanthanons is

    Text Solution

    |

  8. The most accepted abserved electronic configuration of lanthanide is

    Text Solution

    |

  9. An element has electronci configuration (Xe) 6s^(2) 4f^(13), 5d^(0). I...

    Text Solution

    |

  10. The number of unpaired electrons present in Am are

    Text Solution

    |

  11. The most accepted electronic configuration of f-block element is

    Text Solution

    |

  12. Ln^(3+) contain

    Text Solution

    |

  13. All lanthanides exhibit a stable valency of

    Text Solution

    |

  14. Which of the following forms stable +4 oxidation state ?

    Text Solution

    |

  15. Which of the followig show maximum number of different oxidation state...

    Text Solution

    |

  16. The number of unpaired electrons in Ce ^(3+) ion is 0

    Text Solution

    |

  17. The most characteristic oxidation state of lanthanide is

    Text Solution

    |

  18. Lanthanidwes shows variable oxidation state, because they release elec...

    Text Solution

    |

  19. In aqueous solutions Eu^(2+) acts as

    Text Solution

    |

  20. Sm^(3+) acts as

    Text Solution

    |