Quantum Numbers in Chemistry
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Questions and Answers

Which quantum number specifies the energy of an electron and the size of the orbital?

  • Angular quantum number (l)
  • Spin quantum number (ms)
  • Magnetic quantum number (ml)
  • Principle quantum number (n) (correct)

    • What is the maximum number of electrons that can be accommodated in a subshell with l = 2?

  • 10 (correct)
  • 14
  • 6
  • 2

    • In which order do the energy of subshells increase with respect to the angular quantum number?

  • $d < f < s < p$
  • $p < s < f < d$
  • $f < d < p < s$
  • $s < p < d < f$ (correct)

    • How many orbitals are there in the p subshell?

    <p>3</p> Signup and view all the answers

    What is the orientation in space of an orbital of a given energy (n) and shape (l) specified by?

    <p>$ ext{Magnetic quantum number (ml)}$</p> Signup and view all the answers

    The Pauli exclusion principle states that no two electrons in the same atom can have the same set of four quantum numbers.

    <p>True</p> Signup and view all the answers

    An orbital with a principal quantum number of 4 can have an angular quantum number of 3.

    <p>True</p> Signup and view all the answers

    The energy of the subshell increases with the angular quantum number in the order s < p < d < f.

    <p>False</p> Signup and view all the answers

    The magnetic quantum number divides the subshell into individual orbitals and can have a value of -2.

    <p>False</p> Signup and view all the answers

    The spin quantum number can have a value of +1 or -1.

    <p>False</p> Signup and view all the answers

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