Home
Class 11
CHEMISTRY
An atom has '2 K, 8 L', and '5 M' electr...

An atom has '2 K, 8 L', and '5 M' electrons. Write electronic configuration of the atom. How many unpaired electrons are there in the atom?

Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER

    V PUBLICATION|Exercise QUESTION BANK|97 Videos

  • THE p - BLOCK ELEMENTS

    V PUBLICATION|Exercise QUESTION BANK|107 Videos

Similar Questions

Explore conceptually related problems

State the rules behind the electronic configuration in an atom.

State the rules behind the electronic configuration in an atom.

Write the electronic configuration of elements with atomic number 1-10

Atomic number of an atom Z=17, Mass Number A= 35. Write the electronic configuration of the atom.

Analyse the electronic configuration of atoms of element 1-18 in the following table:

How many electrons are there in the outermost shell of sodium atom?

In the atom of an element 7 electrons are present in the M shell. : There are 18 neutrons in the nucleus of atom: a)Write down the electronic configuration of the given atom. b) What is its.mass number? c). How many electrons are present in it.

Atomic number of an atom Z=17, Mass number=35. a) Find the numbér of protons, electrons and neutrons in the atom. b) Write the electronic configuration of the atom. C) Draw the Bohr model of atom.

The mass number of an atom is 31 . The M shell. of this atom contains 5 electron. A)What is the atomic number of this atom?.B)How many neutrons does this atom have?.C)Write the electronic configuration.

The atomic number of an element is 19. Write the subshell electronic configuration.

V PUBLICATION-STRUCTURE OF ATOM-QUESTION BANK
  1. What are 'n, l' and 'm' values for '2 Px' and '3 Pz' electrons?

    Text Solution

    |

  2. Arrange the following orbitals in the order in which electrons may be ...

    Text Solution

    |

  3. An atom has '2 K, 8 L', and '5 M' electrons. Write electronic configur...

    Text Solution

    |

  4. Write the various possible quantum numbers for unpaired electron of Al...

    Text Solution

    |

  5. What is the difference between a quantum and a photon.

    Text Solution

    |

  6. Nucleus of an atom has 6 protons and 8 neutrons. What is its atomic nu...

    Text Solution

    |

  7. Account for the following: a. The expected electronic configuration o...

    Text Solution

    |

  8. a. Differentiate between orbit and orbital

    Text Solution

    |

  9. a. When energy of eleçtron is to be taken to zero? b. Which of the fo...

    Text Solution

    |

  10. Quantum numbers provide complete information about electrons in an ato...

    Text Solution

    |

  11. Dual nature of matter was proposed by Louis-de-Broglie. b) State Pau...

    Text Solution

    |

  12. The photoelectric effect was first observed by H.Hertz. What is pho...

    Text Solution

    |

  13. What is the difference between emission spectra and absorption spectra...

    Text Solution

    |

  14. Write a short note on plancks quantum theory.

    Text Solution

    |

  15. Does the angular momentum of an electron in an atom depend on the prin...

    Text Solution

    |

  16. Discuss the similarities and differences between a '1s' and a '2s' orb...

    Text Solution

    |

  17. Choose the electronic configurations that are possible from among the ...

    Text Solution

    |

  18. What extraordinary assumption was made by Einstein while explaining th...

    Text Solution

    |

  19. Which experiment led to the discovery of neutrons?

    Text Solution

    |

  20. J.J.Thomson proposed his atom model in 1898. a)Explain Thomson's mode...

    Text Solution

    |