Home
Class 12
CHEMISTRY
Nickel (Z = 28) combines with a uninegat...

Nickel (Z = 28) combines with a uninegative monodentate ligand X to form a paramagnetic complex `[NiX_4]^(2-)`. The number of unpaired electron(s) in the nickel and geometry of this complex ion are, respectively

A

two, tetrahedral

B

one, square planar

C

two, square planar

D

one, tetrahedral

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUNDS

    MODERN PUBLICATION|Exercise EXERCISE|971 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    MODERN PUBLICATION|Exercise EXERCISE|352 Videos

  • d-AND f- BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|1089 Videos

Similar Questions

Explore conceptually related problems

The number of unpaired electrons in the complexes [NiCl_4]^(-2) and [Ni(CO)_4] are

Predict the number of unpaired electrons in the square planar [Pt(CN)_4]^2- ion.

Predict the number of unpaired electrons in the square planar [Pt(CN)_4]^(2-) ion.

Number of unpaired electrons in the electronic configuration 1s ^(2) , 2s ^() . 2a ^(4) is

The coordination number, oxidation number and the number of d-electrons in the metal ion of the complex [CoCl_2(en)_2]Cl are respectively (atomic number of Co = 27)

Both [Ni(CO)_4] and [Ni(CN)_4]^(2-) are diamagnetic. The hybridisations of nickel in these complexes respectively are

The spin only magnetic moment of [MnBr_4]^2- is 5.9 BM. Predict the geometry of the complex ion ?

True of False : [MnBr_4]^(2-) is tetrahedral complex and has 5 unpaired electrons.

Match the complex ions given in Column I with the hybridisation and number of unpaired electrons given in Column II and assign the correct code :

What do you understand by weak field and strong field ligands? With the help of crystal field theory calculate the number of unpaired electrons in octahedral complexes of Fe^(3+) in the presence of strong field ligand.

MODERN PUBLICATION-COORDINATION COMPOUNDS-EXERCISE
  1. The hybridization of central metal ion in K2[Ni(CN)4] and K2[NiCl4] ar...

    Text Solution

    |

  2. Which of the following compounds show optical isomerism ? (i) Cis-[Co(...

    Text Solution

    |

  3. Nickel (Z = 28) combines with a uninegative monodentate ligand X to fo...

    Text Solution

    |

  4. Brass is an alloy because it is-

    Text Solution

    |

  5. Which of the following pairs represents linkage isomers ?

    Text Solution

    |

  6. A solution containing 2.675 g of CoCl3 .6NH3 (molar mass = 267.5 g mol...

    Text Solution

    |

  7. Choose the correct option- Bronze is an alloy because it is-

    Text Solution

    |

  8. Choose the correct option- Which is the correct composition for artifi...

    Text Solution

    |

  9. The magnetic moment (spin only) of [NiCl4]^(2-) is

    Text Solution

    |

  10. Choose the correct option out of the following- Which alloy is made up...

    Text Solution

    |

  11. Which one of the following complex ions has geometrical isomers ?

    Text Solution

    |

  12. Which among the following will be named as dibromidobis(ethylene diami...

    Text Solution

    |

  13. The octahedral complex of a metal ion M^(3+) with four monodentate lig...

    Text Solution

    |

  14. Predict the number of unpaired electrons in the square planar [Pt(CN)4...

    Text Solution

    |

  15. The pair having the same magnetic moment is (At No. Cr = 24, Mn = 25, ...

    Text Solution

    |

  16. Which one of the following complexes shows optical isomerism?

    Text Solution

    |

  17. Discuss the nature of bonding in metal carbonyls.

    Text Solution

    |

  18. Choose the correct option- Brass has the following composition-

    Text Solution

    |

  19. Write the iupac name of the following : [Ag(NH3)2]Cl

    Text Solution

    |

  20. When 0.01 mole of a cobalt complex is treated with excess silver nitra...

    Text Solution

    |