Quiz  /  Quantum Numbers Class 10 MCQ Questions With Answers

  • 1. 
    A subshell that contains 5 orbitals is ... subshell.

  • d
  • s
  • f
  • p

  • 2. 
    What is the maximum number of electrons that contain the values n=4 l=3

  • 2
  • 6
  • 10
  • 14
  • 18

  • 3. 
    Which of the following sub levels does not exist

  • 2p
  • 3d
  • 2d
  • 5f
  • 4f

  • 4. 
    The major difference between a 1s orbital and a 2 s orbital is that

  • the 2 s orbital is at a higher energy level.
  • the 2s orbital has a slightly different shape.
  • the 1 s orbital can have only one electron.
  • the 2s orbital can hold more electrons.

  • 5. 
    Properly pair the l-value is with the orbital shape.

  • 0; f
  • 1; s
  • 3; p
  • 2; d

  • 6. 
    The proper pair of the L value with the orbital shape.

  • 0; f
  • 3; p
  • 1; s
  • 2; d

  • 7. 
    N=4, l=3?

  • 4f
  • 4d
  • 3s
  • 3p

  • 8. 
    2. A quantum number determining orbital orientation around the atom’s core is called... .

  • n
  • l
  • m
  • s

  • 9. 
    4. Below are the examples on how to fill the atomic quantum number, except... .

  • n = 2, l =1, m = 0, s = -1/2
  • n = 1, l =3, m = 0, s = +1/2
  • n = 3, l =1, m = 0, s = -1/2
  • n = 3, l = 2, m = +2, l = +1/2

  • 10. 
    The first electron of any element is placed in this orbital

  • 4f
  • 2p
  • 3d
  • 1s
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