Home
Class 11
CHEMISTRY
In group 15 elements, the number of unpa...

In group `15` elements, the number of unpaired electrons in valence shell is____.

A

0

B

2

C

3

D

4

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • CHEMICAL EQUILIBRIUM

    NARENDRA AWASTHI|Exercise Level 2|1 Videos

Similar Questions

Explore conceptually related problems

The number of electrons in the valence shell of calcium is

The number of electrons in the valence shell of calcium is:

Set of elements having one electron in their valence shell is :-

The group in the modern periode table, in which all the elements do not have same number of electrons in their valence shell is :

An element has 8 electrons in the valence shell

The number of electrons in the valence shell of a semiconductor is

The number of p-electrons in the valence shell of element of group 14 is

" The number of unpaired valence electrons in an atom of phosphorus is "

" The number of unpaired valence electrons in an atom of phosphorus is "

NARENDRA AWASTHI-ATOMIC STUCTURE-Exercise
  1. The quantum number of four electrons (el to e4) are given below :- ...

    Text Solution

    |

  2. The energy of an electron of 2p(x) orbital is :

    Text Solution

    |

  3. In group 15 elements, the number of unpaired electrons in valence shel...

    Text Solution

    |

  4. The orientation of an orbital is governed by the quantum number k...

    Text Solution

    |

  5. What is the maximum number of electrons in a subshell that can have th...

    Text Solution

    |

  6. which of the following statements about an electron with m1=+2 is inco...

    Text Solution

    |

  7. which of the following set of quantum numbers is impossible for an ele...

    Text Solution

    |

  8. In a 3d subshell, all the five oprbitals are degenerate. What does it ...

    Text Solution

    |

  9. which of the following subshell can accommodate as many as 10 electron...

    Text Solution

    |

  10. which of the following statements is correct for an electron having az...

    Text Solution

    |

  11. which of the following statements is incorrect?

    Text Solution

    |

  12. For an 4py orbital, there are nodal plane……… and azimuthal quantum num...

    Text Solution

    |

  13. which of the folowing statement is correct?

    Text Solution

    |

  14. Give the correct order of initials T(true)F(false) for following satem...

    Text Solution

    |

  15. The orbital diagram in which both the pauli's exclusion principal and ...

    Text Solution

    |

  16. It is not possible to explain the Pauli's exclusion principal with th...

    Text Solution

    |

  17. The subshell that rises after f subshell is called g subshell What i...

    Text Solution

    |

  18. The variation of radial probability density R^2 (r) as a function of ...

    Text Solution

    |

  19. In iron atom, how many electrons have n=3 and l=2?

    Text Solution

    |

  20. If n and l are respectively the principal and azimuthal quantum number...

    Text Solution

    |