Home
Class 12
CHEMISTRY
The number of unpaired electrons in magn...

The number of unpaired electrons in magnesium atom is

A

0

B

1

C

2

D

3

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION -A) Objective type questions|50 Videos

  • STRUCTURE OF ATOM

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION -B) Objective type questions|34 Videos

  • STRUCTURE OF ATOM

    AAKASH INSTITUTE|Exercise TRY YOURSELF|36 Videos

  • STATES OF MATTER

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION-D)|15 Videos

  • STRUCTURE OF ATOM

    AAKASH INSTITUTE|Exercise ASSIGNMENT ( SECTION -J) Aakash Challengers Questions|12 Videos

Similar Questions

Explore conceptually related problems

The number of unpaired electrons in the scandium atom is

The number of unpaired electrons in the scandium atom is

The number of unpaired electrons in carbon atom is -

The number of ultimater electrons in magnesium atom are

The number of unpaired electrons in cobalt atoms is (atomic number of Co= 27)

Number of unpaired electron is maximum in

The number of unpaired electrons in a nickel atom (ground state) are (At. No. of Ni=28)

AAKASH INSTITUTE-STRUCTURE OF ATOM-EXERCISE
  1. The de -Brogile wavelength associated with a matter particle is

    Text Solution

    |

  2. The wavelength associated with an electron moving with velocity 10^(10...

    Text Solution

    |

  3. Probability density is given by

    Text Solution

    |

  4. The possible values of magnetic quantum number for p-orbital are

    Text Solution

    |

  5. The notation of orbital with n=5 and l=3 is

    Text Solution

    |

  6. In multi-electron atom 4s-orbital is lower in energy than

    Text Solution

    |

  7. Shape of an orbital is given by

    Text Solution

    |

  8. Orientation of orbitals is given by

    Text Solution

    |

  9. Forn=4 , which one of the following values of l is not possible ?

    Text Solution

    |

  10. If uncertainty in position and momentum are equal then uncertainty in ...

    Text Solution

    |

  11. Which one of the following orbitals is spherical in shape ?

    Text Solution

    |

  12. The number of electrons present in 3d of Cu^(o+) is

    Text Solution

    |

  13. The maximum number of electrons that can be accomoddated in d(x^(2)-y^...

    Text Solution

    |

  14. The number of unpaired electrons in magnesium atom is

    Text Solution

    |

  15. The correct sequence of energy of orbitals of multielectron species i...

    Text Solution

    |

  16. The maximum number of unpaired electrons can present in p(x) orbital i...

    Text Solution

    |

  17. The number of electrons present in 'M' shell of silicon is

    Text Solution

    |

  18. The ion that is isoelectronic with CO is

    Text Solution

    |

  19. Which of the following configuration is correct for iron

    Text Solution

    |

  20. Which of the following has maximum of unpaired d- electrons ?

    Text Solution

    |