Home
Class 12
CHEMISTRY
Arrange Ce^(3+),La^(3+), Pm^(3) and Yb^(...

Arrange `Ce^(3+),La^(3+), Pm^(3)` and `Yb^(3+)` in increasing order of their size -

A

`La^(3+) lt Ce^(3+) lt Pm^(3+) lt Yb^(3+)`

B

`Yb^(3+) lt Pm^(3+) lt Ce^(3+) lt La^(3+)`

C

`La^(3+) = Ce^(3+) lt Pm^(3+) lt Yb^(3+)`

D

`Yb^(3+) lt Pm^(3+) lt La^(3+) lt Ce^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PERIODIC TABLE

    MOTION|Exercise Exercise - 4 | Level-II|22 Videos

  • PERIODIC TABLE

    MOTION|Exercise Exercise - 3 | Level-I|43 Videos

  • P-BLOCK ELEMENTS

    MOTION|Exercise Exercise - 4 | Level-I Previous Year | JEE Main|37 Videos

  • RADIOACTIVITY

    MOTION|Exercise EXERCISE - 4 LEVEL - II|20 Videos

Similar Questions

Explore conceptually related problems

Arrange (I)Cr^(3+),(II)La^(3+),(III)Pm^(3+) and (IV)Yb^(3+) in increasing order of their ionic radii.

Arrange Ce^(3+) (Z = 58), Sm^(3+) (Z = 62) and Yb^(3+ ) (Z = 70) in decreasing order of ionic radii.

Arrange H_(2)TeO_(3),H_(2)SeO_(3) and H_(2)SO_(3) in increasing order of acid strength.

In the ions P^(3-),S^(2-) and Cl , the increasing order of size is:

La^(3+) and Lu^(3+) are

Li^(+),Mg^(2+),K^(+),Al^(3+) (Arrange in increasing order of radii)

Mg^(2+), O^(2-),Na^(+),F^(-),N^(3-) (Arrange in decreasing order of ionic size)

MOTION-PERIODIC TABLE -Exercise - 4 | Level-I
  1. The correct order of ionic radius is-

    Text Solution

    |

  2. Arrange Ce^(3+),La^(3+), Pm^(3) and Yb^(3+) in increasing order of the...

    Text Solution

    |

  3. According to the Periodic Law of elements, the Variation in properties...

    Text Solution

    |

  4. A reduction in atomic size the increases in atomic number is a charact...

    Text Solution

    |

  5. Which one of the following groupings represents a collection of isoele...

    Text Solution

    |

  6. The atomic numbers of vandium (V). Chromium (Cr), manganese (Mn) and i...

    Text Solution

    |

  7. Which one of the following sets of ions represents the collection of i...

    Text Solution

    |

  8. Which one of the following ions has the highest value of ionic radius?

    Text Solution

    |

  9. Among Al(2)O(3),SiO(2),P(2)O(5) and SO(3) the correct order of acid st...

    Text Solution

    |

  10. The formation of the oxide ion O((g))^(2-) requires first an exothermi...

    Text Solution

    |

  11. In which of the following arrangements the order is NOT according to t...

    Text Solution

    |

  12. Which of the following oxides is amphoteric in character ?

    Text Solution

    |

  13. Pick out the isoelectronic structures from the following (i) CH(3)^(...

    Text Solution

    |

  14. The lanthanide contraction is responsible for the fact that

    Text Solution

    |

  15. Which of the following factors may be regarded as the main cause the l...

    Text Solution

    |

  16. The increasing order of the first ionization enthalpies of the element...

    Text Solution

    |

  17. Which one of the following sets of ions represents a collection of iso...

    Text Solution

    |

  18. Lanthanide contraction is caused due to -

    Text Solution

    |

  19. Which one of the following constitutes a group of the isoelectronic sp...

    Text Solution

    |

  20. In which of the following arrangements, the sequence is not strictly a...

    Text Solution

    |