Periodic Table and Electronic Configuration Quiz
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Periodic Table and Electronic Configuration Quiz

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@CleanerAluminium

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Questions and Answers

How does the electronic configuration of an element help in determining its position in the periodic table?

  • It reflects the element's reactivity only.
  • It indicates the element's mass.
  • It reveals the number of neutrons in the nucleus.
  • It shows the distribution of electrons and their energy levels. (correct)

    • Which of the following electronic configurations corresponds to a halogen element?

  • [Xe]6s^2 5d^10 6p^0
  • [Ar]4s^2 3d^10 4p^5 (correct)
  • [Ne]3s^2 3p^4
  • [Kr]5s^2 4d^10 5p^1

    • Which of the following statements about the electronic configuration of elements is TRUE?

  • Elements with similar electronic configurations are typically found in different periods.
  • The periodic table is structured based on increasing atomic number and electron configurations. (correct)
  • The electronic configuration only depends on the number of protons in the nucleus.
  • An element with a full outer shell is always radioactive.

    • What is the main reason for the grouping of noble gases in the periodic table?

    <p>They exhibit similar chemical properties due to their full valence shells.</p> Signup and view all the answers

    Which element is most likely to have an electronic configuration ending in 4s^1?

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

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