Home
Class 12
CHEMISTRY
The number of unpaired electron in Ni^(2...

The number of unpaired electron in `Ni^(2+)` is

A

0

B

2

C

4

D

8

Text Solution

Verified by Experts

The correct Answer is:
B
2
Promotional Banner

Topper's Solved these Questions

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise COMPETITION FILE (MULTIPLE CHOICE QUESTION ((B) MULTIPLE CHOICE QUESTION FROM COMPETITIVE EXAMINATION))|71 Videos

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise COMPETITION FILE (MULTIPLE CHOICE QUESTION ((C ) MULTIPLE CHOICE QUESTION WITH MORE THAN ONE CORRECT ANSWER))|10 Videos

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise HIGHER ORDER THINKING SKILLS|16 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|13 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|20 Videos

Similar Questions

Explore conceptually related problems

The number of unpaired electrons in Zn^(2+) is

Number of unpaired electron in Cu^(2+) is

The number of unpaired electrons in Gd^(3+) is .......... .

Number of unpaired electrons in N^(2+) is/are

Number of unpaired electrons in Mn^(3+) is

Number of unpaired electrons in Mn^(4+) is

The number of unpaired electron(s) in Mg^(2+) ion is

MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-COMPETITION FILE (MULTIPLE CHOICE QUESTION ((A) MULTIPLE CHOICE QUESTION WITH ONLY ONE CORRECT ANSWER))
  1. The highest oxidation state shown by manganese in its compounds is

    Text Solution

    |

  2. The colour of d-block elements is due to:

    Text Solution

    |

  3. The number of unpaired electron in Ni^(2+) is

    Text Solution

    |

  4. The magnetic moment of a transition metal ion has been found to be 3.8...

    Text Solution

    |

  5. Which one of the elements with the following outer orbital configurati...

    Text Solution

    |

  6. Which of the following has positive M^(2+)(aq) standard reduction elec...

    Text Solution

    |

  7. Which of the following ions has smallest radius?

    Text Solution

    |

  8. In which of the following ions, the colour is not due to d-d transitio...

    Text Solution

    |

  9. When potassium dichromate is heated with potassium hydroxide and the s...

    Text Solution

    |

  10. In a reaction, K2 MnO4 is converted into KMnO4 . The change in the...

    Text Solution

    |

  11. Mn3O4 is a mixed oxide of

    Text Solution

    |

  12. The equivalent weight of KMnO(4) in (a) neutral medium, (b) acidic med...

    Text Solution

    |

  13. Which of the following is an acidic oxide ?

    Text Solution

    |

  14. The number of electrons involve in the equation CrO4^(2-)rarrCr2O7^(2...

    Text Solution

    |

  15. The oxidation state of Cr in Cr(2)O(7)^(2-) is

    Text Solution

    |

  16. In strongly alkaline medium, MnO4^- MnO4^(-) + e^(-) to MnO4^(2-) ...

    Text Solution

    |

  17. In acidic medium, equivalent weight of K(2)Cr(2)O(7) (molecular weight...

    Text Solution

    |

  18. (NH(4))(2)Cr(2)O(7) (ammonium dichromate) is used in fire works. The g...

    Text Solution

    |

  19. The number of moles of KMnO(4) that will be needed to react with one m...

    Text Solution

    |

  20. Number of electrons transferred in each case when KMnO(4) acts as an o...

    Text Solution

    |