Home
Class 12
CHEMISTRY
The pair having the same magnetic moment...

The pair having the same magnetic moment is
[at. No. `Cr = 24, Mn = 25, Fe = 26 " and " Co = 27]`

A

`[MnO_(4)]^(-)`

B

`[Co(NH_(3))_(6)]^(3+)`

C

`[Fe(CN)_(6)]^(3-)`

D

`[Cr(H_(2)O)_(6)]^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
A
In `[MnO_(4)]^(-), Mn^(7+)` has no d-electron.
Promotional Banner

Topper's Solved these Questions

  • CO-ORDINATION COMPOUNDS

    DINESH PUBLICATION|Exercise COMPREHENNSION TYPE MCQS|5 Videos

  • CO-ORDINATION COMPOUNDS

    DINESH PUBLICATION|Exercise MATRIX MATCH TYPE MCQS|3 Videos

  • CO-ORDINATION COMPOUNDS

    DINESH PUBLICATION|Exercise REVISION QUESTIONS|165 Videos

  • CHEMISTRY IN EVERY DAY LIFE

    DINESH PUBLICATION|Exercise Unit test-9|50 Videos

  • CYANIDES, ISOCYANIDES, NITROCOMPOUNDS AND AMINES

    DINESH PUBLICATION|Exercise Unit test - 8|20 Videos

Similar Questions

Explore conceptually related problems

Which one of the cyano complexes would exhibit the lowest value of para magnetic behaviour ? (At. No. Cr = 24, Mn = 25, Fe = 26, Co = 27)

Which of the following species is expected ot show the highest magnetic moment? (At.Nos.: Cr = 24, Mn = 25, Co = 27, Ni = 28, Cu = 29 )

For the four successive transition elements (Cr, Mn, Fe, and Co), the stability of +2 oxidation state will be there in which of the following order ? (At. Nos. Cr = 24, Mn = 25, Fe = 26, Co = 27)

The complex which has no 'd' electrons in the central atom is (Atomic number, Cr= 24, Mn = 25, Fe = 26, Co = 27)

DINESH PUBLICATION-CO-ORDINATION COMPOUNDS -SELECTED STRAIGHT OBJECTIVE TYPE MCQS
  1. In nitroprusside ion, the iron and NO exist as Fe(II) and NO^(+) rathe...

    Text Solution

    |

  2. The geometry of Ni(CO(4)) and Ni(PPh(3))(2)Cl(2) are

    Text Solution

    |

  3. The pair having the same magnetic moment is [at. No. Cr = 24, Mn = ...

    Text Solution

    |

  4. The correct order of hybridisation of the central atom in the followin...

    Text Solution

    |

  5. A mixture x containing 0.02 mol of [Co(NH(3))(5) SO(4)]Br and 0.02 mol...

    Text Solution

    |

  6. In the process of extraction of gold. Roasted gold ore +CN^(-)+H(2)O...

    Text Solution

    |

  7. The pair of the compounds in which both the metals are in the highest ...

    Text Solution

    |

  8. The species having tetrahedral shape is

    Text Solution

    |

  9. Which kind of isomerism is shown by Co (NH(3))(4) Br(2) Cl ?

    Text Solution

    |

  10. In which of the following pairs both the complexes do not show optical...

    Text Solution

    |

  11. The diamagnetic species is

    Text Solution

    |

  12. The correct order for the wavelength of absorption in the visible regi...

    Text Solution

    |

  13. Which of the following compounds show optical isomerism?

    Text Solution

    |

  14. Which one of the cyano complexes would exhibit the lowest value of par...

    Text Solution

    |

  15. Which of the following is an inner orbital complex as well as diamagne...

    Text Solution

    |

  16. Which one of the following is expected to exhibit optical isomerism (e...

    Text Solution

    |

  17. IUPAC name [Co(NH(3))(5)(NO(2))]Cl(2) is

    Text Solution

    |

  18. Nickel (Z=28) combines with a uninegative monodentate ligand X^(-) to ...

    Text Solution

    |

  19. In Fe(CO)5, the Fe-C bond possesses:

    Text Solution

    |

  20. How many EDTA molecules are required to make an octahedral complex wit...

    Text Solution

    |