Periodic Law Development by Mendeleev and Meyer
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Questions and Answers

Who are the two chemists credited with the development of the Periodic Law?

  • Dobereiner and Newlands
  • Mendeleev and Dobereiner
  • Meyer and Newlands
  • Mendeleev and Meyer (correct)
  • What did Lothar Meyer plot against atomic weight to observe a periodically repeated pattern?

  • Chemical reactivity
  • Physical properties like atomic volume, melting point, and boiling point (correct)
  • Element names
  • Atomic weight
  • In what year did both Dmitri Mendeleev and Lothar Meyer independently propose arranging elements by increasing atomic weights?

  • 1871
  • 1868
  • 1869 (correct)
  • 1870
  • What did Mendeleev publish for the first time, which is often credited as the Periodic Law?

    <p>Periodic Law</p> Signup and view all the answers

    How did Lothar Meyer's work on the table of elements compare to that of Dmitri Mendeleev?

    <p>It closely resembled the Modern Periodic Table</p> Signup and view all the answers

    Which scientist initiated the study of periodic relationships, paving the way for Mendeleev's publication of the Periodic Law?

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

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