Home
Class 11
CHEMISTRY
How many electrons with l =2 are there i...

How many electrons with l =2 are there in on atom having atomic number 23?

Text Solution

Verified by Experts

1 = z implies d- sub shell
hence 3 electrons are there in the d- subshell of the atom (z = 23)
`v(23) = [Ar] 4s^2 3d^3`.
Promotional Banner

Topper's Solved these Questions

  • BASICS IN CHEMISTRY

    PATHFINDER|Exercise QUESTION BANK|26 Videos

Similar Questions

Explore conceptually related problems

How many electrons are there in valence shell of Mg atom?

How many unpaired electrons are there in Gd(Z = 64) atom ?

How many electrons in an atom may have the following quantum numbers? n=3,l=0

Find the number of unpaired electrons in the atom of the element having atomic number 16 .

(i) The electronic configuration of an atom is [Z](n-2) f^(14)(n-1)d^(1)ns^(2) . What is the minimum position of the atom in the periodic table and correspondingly what is the atomic number of Z? (ii) Find the number of unpaired electrons in the atom of the element having atomic number 16. (iii) Which of the following ions does not obey Bohr's atomic theory? He^(2+),Li^(2+),B^(3+),Be^(3+) .

How many electrons in an atom may have the following quantum numbers? n=4,m=-1/2

How many electrons in an atom may have the following quantum numbers? (1) n=4, m_(S)=-(1)/(2) (2) n=3, l=0

How many C atoms are there in pyranose ring ?

How many electrons in the Cl-atom at the most can have value, n+l=3?

How many particles are there in an atom?

PATHFINDER-ATOMIC STRUCTURE-QUESTION BANK
  1. A tennis ball of mass 60 g is moving with a velocity of 10 m/sec. Find...

    Text Solution

    |

  2. When 4f level of an atom is completely filled with electrons, the next...

    Text Solution

    |

  3. How many electrons with l =2 are there in on atom having atomic number...

    Text Solution

    |

  4. If the photon of the wavelength 150 pm strikes an atom, one of its inn...

    Text Solution

    |

  5. If an electron is travelling with uncertainty in velocity of 1 m/s, wh...

    Text Solution

    |

  6. If an electron is travelling with uncertainty in velocity of 1 m/s, wh...

    Text Solution

    |

  7. What do you mean by 'Dual nature of electron? Derive De-Broglie's equa...

    Text Solution

    |

  8. What do you mean by 'Dual nature of electron? Derive De-Broglie's equa...

    Text Solution

    |

  9. Calculate the wavelength and energy of radiation emitted for the elect...

    Text Solution

    |

  10. The shape of the orbital is determined by quantum number.

    Text Solution

    |

  11. If the radius of first Bohr orbits of Hydrogen atom is 0.5overset@A, F...

    Text Solution

    |

  12. Why is ionisation Energy also known as ionisation Potential?

    Text Solution

    |

  13. The ionisation Energy of He^+ ion is 19.6x10^-18 J atom^1. Find the e...

    Text Solution

    |

  14. The atomic number of elements A and B is 9 and 17 respectively. Why is...

    Text Solution

    |

  15. Indicate the number of unpaired electrons in a) P(15), b) Si(14), c) C...

    Text Solution

    |

  16. Give the difference between orbit and orbital.

    Text Solution

    |

  17. Write the isoelectronic species of Na^+, K^+, Mg^+2, Ca^+2, S^-2, Ar.

    Text Solution

    |

  18. What should be the ratio of velocities of CH4 molecule and O2 molecule...

    Text Solution

    |

  19. The mass of an electron is 9.1xx10^-31kg. If its K.E. is 5xx10^-25J. C...

    Text Solution

    |

  20. An electron in a Bohr orbit of hydrogen atom in quantum level n2 has a...

    Text Solution

    |