Home
Class 12
CHEMISTRY
A complex of certain metal has the magne...

A complex of certain metal has the magnetic moment of 4.91 BM whereas another complex of the same metal with same oxidation state has zero magnetic moment. The metal ion could be :

A

`Co^(2+)`

B

`Mn^(2+)`

C

`Fe^(2+)`

D

`Fe^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUND

    MOTION|Exercise EXERCISE -4 LEVEL I PREVIOUS YEAR JEE MAIN|20 Videos

  • COORDINATION COMPOUND

    MOTION|Exercise EXERCISE-4 LEVEL-II PREVIOUS YEAR JEE ADVANCED|37 Videos

  • COORDINATION COMPOUND

    MOTION|Exercise EXERCISE-2 (LEVEL -II) MULTIPLE CORRECT JEE ADVANCED Match the Column|10 Videos

  • CLASSROOM PROBLEMS 1

    MOTION|Exercise THERMODYNAMICS|17 Videos

  • D-BLOCK ELEMENTS

    MOTION|Exercise Exercise IV Level-II|9 Videos

Similar Questions

Explore conceptually related problems

A complex of a certain metal ion has a magnetic moment of 4.90BM Another complex of the same metal ion in the same oxidation state has zero magnetic moment The central metal ion could be which of the following (a) Cr^(3+) ,(b) Mn^(3+) (c ) Fe^(2+) (d) Co^(2+) (ii) Refer to the question above if a metal ion has complex ion and with magnetic moments 4.90 and 2.8BM which one of these is the central metal ion (a) Cr^(3+) (b) Mn^(3+) , (c ) Fe^(2+) (d) Co^(2+) .

In which complex is the transition metal in zero oxidation state:

Among the following complexes which has magnetic moment of 5.9 BM

Which of the following complex show magnetic moment = 5.91 BM

In which of the following complexes the metal ion is in zero oxidation state?

Which of the following transition metal ions has highest magnetic moment ?

MOTION-COORDINATION COMPOUND-EXERCISE -3 SUBJECTIVE JEE ADVANCED
  1. Among the following ions which one has the highest paramagnetism?

    Text Solution

    |

  2. Among the following, the compound that is both paramagnetic and colour...

    Text Solution

    |

  3. A complex of certain metal has the magnetic moment of 4.91 BM whereas ...

    Text Solution

    |

  4. Which of the following statements are true/false (i) [Co(H2O)4]^(2+)...

    Text Solution

    |

  5. All the following complexes show decrease in their weights when placed...

    Text Solution

    |

  6. What is oxidation state, magnetic moment and type of hybridisation of ...

    Text Solution

    |

  7. Which of the following species have maximum number of unpaired elect...

    Text Solution

    |

  8. Which of the following complexes is diamagnetic ?

    Text Solution

    |

  9. The complex having highest Delta value

    Text Solution

    |

  10. For the t(2g)^6eg^2 system, the value of magnetic moment (mu) is:

    Text Solution

    |

  11. Which of the following complex is with lowest number of unpaired elect...

    Text Solution

    |

  12. The complex K(4)[Zn(CN)(4)(O(2))(2)] is oxidised into K(2)[Zn(CN)(4)(O...

    Text Solution

    |

  13. In both the complexes Co cation have t(2g)^6 eg^0 configuration. The...

    Text Solution

    |

  14. Which one of the following species does not represent cationic species...

    Text Solution

    |

  15. Following Sidgwick's rule of EAN, Co(CO)(x) will be.

    Text Solution

    |

  16. In the Iso-electronic series of metal carbonyls, the C-O bond strength...

    Text Solution

    |

  17. The magnetic moment of green complex is 1.7 BM & for brown complexes m...

    Text Solution

    |

  18. If NO reacts with [Cr(CO)6] how many CO groups can be replaced by NO :

    Text Solution

    |

  19. The value of the magnetic moment of a particular ion is 2.83 Bohr magn...

    Text Solution

    |

  20. The complex ion . [M(en)Br(2)I(2)]^(-1), has two optical isomers. Thei...

    Text Solution

    |