The Periodic Table Challenge
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The Periodic Table Challenge

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Questions and Answers

What is the periodic table a depiction of?

  • The electron configuration of elements
  • The atomic mass of elements
  • The number of isotopes for each element
  • The periodic law (correct)
  • What characterizes elements in the same group of the periodic table?

  • They have similar electron configurations
  • They have the same atomic mass
  • They have the same number of isotopes
  • They tend to show similar chemical characteristics (correct)
  • How does metallic character change across a period in the periodic table?

  • It increases from top to bottom
  • It decreases from top to bottom
  • It decreases from left to right (correct)
  • It increases from left to right
  • Who formulated the first generally accepted periodic table?

    <p>Dmitri Mendeleev</p> Signup and view all the answers

    What does the periodic law state?

    <p>An approximate recurrence of properties of elements when arranged by their atomic numbers</p> Signup and view all the answers

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