Atomic Hydrogen Spectra Quiz
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Questions and Answers

What is the relationship between ml and l in terms of the number of values they have?

  • ml has twice the values of l
  • ml has (2l+1) values, the same as the number of orbitals per subshell (correct)
  • ml has one more value than l
  • ml has one less value than l

According to Bohr, what is an orbit in an atom?

  • A fuzzy area where electrons are randomly found
  • A precise path around the nucleus where an electron moves (correct)
  • An undefined region with no electrons
  • A specific location within the nucleus

Why do Bohr orbits have no real meaning?

  • Due to the existence of multiple electrons in one orbit
  • Because they are too small to observe
  • Because their precise description is impossible according to Heisenberg uncertainty principle (correct)
  • Because they exist outside the atomic structure

What is an atomic orbital in an atom characterized by?

<p>Three quantum numbers (n, l, ml) (C)</p> Signup and view all the answers

What gives a physical meaning to an electron's wave function ψ in an atom?

<p>|ψ|2 (A)</p> Signup and view all the answers

What does |ψ|2 represent in an atom?

<p>The probability density at a point in the atom (D)</p> Signup and view all the answers

What does the product of |ψ|2 and a small volume element yield in an atom?

<p>The probability of finding the electron in that volume (D)</p> Signup and view all the answers

What is the reason for specifying a small volume element when calculating probability density?

<p>To account for varying |ψ|2 values in different regions (B)</p> Signup and view all the answers

What is the probability density (|ψ|2) at a point within an atom?

<p>The probability per unit volume of finding the electron at that point (A)</p> Signup and view all the answers

What gives a physical meaning to the electron's wave function ψ in an atom?

<p>|ψ|2 at that point (C)</p> Signup and view all the answers

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