Discover the Elements
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Questions and Answers

Which of the following statements about the periodic table is true?

  • The periodic table is divided into four roughly rectangular areas called blocks.
  • Elements in the same group of the periodic table tend to show similar chemical characteristics. (correct)
  • The periodic table is an organizing icon of physics and is widely used in chemistry and other sciences.
  • The periodic table arranges the chemical elements into rows and columns.

    • What does the periodic law state?

  • The periodic law states that the nonmetallic character increases going from the bottom left of the periodic table to the top right.
  • The periodic law states that the metallic character increases going down a group and decreases from left to right across a period.
  • The periodic law states that the elements are arranged in order of their atomic numbers.
  • The periodic law states that when the elements are arranged in order of their atomic numbers, an approximate recurrence of their properties is evident. (correct)

    • Who formulated the first generally accepted periodic table?

  • Dmitri Mendeleev (correct)
  • Albert Einstein
  • Marie Curie
  • Isaac Newton

    • Which direction does the metallic character increase in a group of the periodic table?

    <p>From top to bottom</p> Signup and view all the answers

    In which direction does the nonmetallic character increase in the periodic table?

    <p>From left to right</p> Signup and view all the answers

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