The Quantum Quiz

9 Questions  I  By Rhartsock10
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Physics Quizzes & Trivia
This quiz is designed to test the basic knowledge about quantum atomic theory and atomic orbitals.

  
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Questions and Answers

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  • 1. 
    The quantum mechanical model describes electrons as:
    • A. 

      Particles

    • B. 

      Waves

    • C. 

      Particles with wave-like properties

    • D. 

      Small, hard spheres


  • 2. 
    Heisenberg’s Uncertainty Principle states that the ___ and ___ of an electron cannot be known simultaneously.
    • A. 

      Position, mass

    • B. 

      Position, charge

    • C. 

      Momentum, speed

    • D. 

      Position, momentum


  • 3. 
    A wavefunction:
    • A. 

      Is the solution to a differential equation known as a wave equation that describes the structure of an electron.

    • B. 

      Is the solution to a differential equation known as a wave equation that describes the structure of an atom.

    • C. 

      Is the differential equation used to describe the structure of an atom.

    • D. 

      Is the differential equation used to describe the structure of an electron.


  • 4. 
    There are ___ types of quantum numbers.
    • A. 

      2

    • B. 

      7

    • C. 

      4

    • D. 

      5


  • 5. 
    The principle quantum number is related to:
    • A. 

      The shape of the orbital

    • B. 

      The spatial orientation of the orbital

    • C. 

      The average distance of the most electron-dense regions from the nucleus

    • D. 

      The number of electrons


  • 6. 
    The angular momentum quantum number is related to n by ___, and describes:
    • A. 

      (n-1), the spatial orientation of the molecule

    • B. 

      (n-1), the shape of the orbital

    • C. 

      (n+1), the spatial orientation of the molecule

    • D. 

      (n+1), the shape of the orbital


  • 7. 
    The different types of subshells and corresponding number of orbitals is:
    • A. 

      S:1, p:3, d:5, f:7

    • B. 

      S:2, p:6, d:10, f:14

    • C. 

      N:1, l:0, m:0

    • D. 

      S:7, p:5, d:3, f:1


  • 8. 
    The magnetic quantum number describes the:
    • A. 

      Shape of the orbital.

    • B. 

      Spatial orientation of the orbital.

    • C. 

      Average distance of the most electron-dens regions from the nucleus.

    • D. 

      Number of electrons.


  • 9. 
    The spin quantum number (ms) can have a value of:
    • A. 

      -1/2, +1/2

    • B. 

      -1/2, -3/2

    • C. 

      +1, -1

    • D. 

      0, +1


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