Home
Class 12
CHEMISTRY
Which of the following ions exhibits d-d...

Which of the following ions exhibits d-d transitions and paramagnetism as well?

A

`CrO_(4)^(2-)`

B

`Cr_(2)O_(7)^(2-)`

C

`MnO_(4)^(-)`

D

`MnO_(4)^(2-)`

Text Solution

Verified by Experts

The correct Answer is:
D
`CrO_(4)^(2-) ._(Cr)^(+6)`diamagnetic
`Cr_(2)O_(7)^(2-) ._(Cr)^(+6)`diamagnetic
`MnO_(4)^(-) ._(Mn)^(+7)`diamagnetic
`MnO_(6)^(-) ._(Mn)^(+7)`diamagnetic

uparied electron is present of d-d transition is possible
Promotional Banner

Topper's Solved these Questions

  • THE D AND F BLOCK ELEMENTS

    A2Z|Exercise AIIMS Questions|31 Videos

  • THE D AND F BLOCK ELEMENTS

    A2Z|Exercise Assertion-Reasoning Questions|7 Videos

  • THE D AND F BLOCK ELEMENTS

    A2Z|Exercise Section B - Assertion Reasoning|42 Videos

  • SURFACE CHEMISTRY

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

Which one of the following ions exhibits d-d transition and paramagnetism as well ?

Which of the following ions is paramagnetic ?

Which of the following ions is paramagnetic?

In which of the following ions, d-d transition is not possible

A2Z-THE D AND F BLOCK ELEMENTS-AIPMT/NEET Questions
  1. For the four successive transition elements (Cr, Mn, Fe, and Co), the ...

    Text Solution

    |

  2. Identify the alloy containing a non metal as a constitunt in it

    Text Solution

    |

  3. Red precipitae is obtained when ethanol solution of dimethylglyoxime i...

    Text Solution

    |

  4. Four successive members of the first series of transition metals are l...

    Text Solution

    |

  5. KMnO4 can be prepared fromK2MnO4 as per the reaction: The reaction ...

    Text Solution

    |

  6. Which of the following statements about the interstitial compounds is ...

    Text Solution

    |

  7. The pair of compounds that can exist together is:

    Text Solution

    |

  8. Magnetic moment 2.83 BM is shown by which of the following ions?

    Text Solution

    |

  9. Reason of lanthanide contraction is

    Text Solution

    |

  10. Because of lanthnoid contraction, which of the following pairs of elem...

    Text Solution

    |

  11. Gadolinium belongsd to 4f series. It's atomic number is 64. which of t...

    Text Solution

    |

  12. Assuming complete ionization, same moles of which of the following com...

    Text Solution

    |

  13. Which is the correct order of increasing energy of the listed orbitals...

    Text Solution

    |

  14. Which one of the following statement is correct when SO(2) is passed ...

    Text Solution

    |

  15. The electronic configuration of Eu (Atomic No. 63), Gd (Atomic No. 64)...

    Text Solution

    |

  16. Name the gas that can readily decolourise acidified KMnO(4) solution:

    Text Solution

    |

  17. HgCl(2) and I(2) both when dissolved in water containing I^(-) ions th...

    Text Solution

    |

  18. The reason for greater range of oxidation state in actinoids is attrib...

    Text Solution

    |

  19. Which of the following ions exhibits d-d transitions and paramagnetism...

    Text Solution

    |

  20. For the redox reaction MnO(4)^(ө)+C(2)O(4)^(2-)+H^(o+)rarrMn^(2+)+CO...

    Text Solution

    |