Periodic Table Challenge
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Questions and Answers

What does the periodic table arrange into rows and columns?

  • Chemical compounds
  • Chemical elements (correct)
  • Chemical reactions
  • Chemical equations

    • What does the periodic law state?

  • An exact repetition of properties in each row
  • Properties change randomly across the table
  • Properties remain constant regardless of atomic numbers
  • An approximate recurrence of properties when elements are arranged by atomic numbers (correct)

    • Where does nonmetallic character increase on the periodic table?

  • From the bottom left to the top right (correct)
  • From the top left to the bottom right
  • From the top right to the bottom left
  • From the bottom right to the top left

    • What character increases going down a group in the periodic table?

    <p>Metallic character</p> Signup and view all the answers

    Who formulated the first generally accepted periodic table?

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

    What does the periodic table arrange into rows and columns?

    <p>The periodic table arranges the chemical elements into rows (&quot;periods&quot;) and columns (&quot;groups&quot;).</p> Signup and view all the answers

    What is the depiction of the periodic law?

    <p>The periodic table is a depiction of the periodic law, which says that when the elements are arranged in order of their atomic numbers an approximate recurrence of their properties is evident.</p> Signup and view all the answers

    Who formulated the first generally accepted periodic table?

    <p>The first generally accepted periodic table was formulated by the Russian chemist Dmitri Mendeleev in 1869.</p> Signup and view all the answers

    How is metallic character characterized in the periodic table?

    <p>Metallic character increases going down a group and decreases from left to right across a period.</p> Signup and view all the answers

    How is nonmetallic character characterized in the periodic table?

    <p>Nonmetallic character increases going from the bottom left of the periodic table to the top right.</p> Signup and view all the answers

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