Master the Periodic Table
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Questions and Answers

Which concept led to the development of the Periodic Table?

  • Grouping elements by their valence
  • Grouping elements by their properties (correct)
  • Grouping elements by their electronic configuration
  • Grouping elements by their atomic number

    • What is the basis for periodic classification of elements?

  • Atomic mass
  • Atomic number (correct)
  • Valence electrons
  • Electronegativity

    • What are the main characteristics of s-block elements?

  • Have completely filled d orbitals
  • Highly reactive
  • Located in the middle of the periodic table
  • Good conductors of heat and electricity (correct)

    • What is the relationship between ionization enthalpy and metallic character?

    <p>As ionization enthalpy increases, metallic character decreases</p> Signup and view all the answers

    What is the valence of an element?

    <p>The number of electrons in the outermost energy level</p> Signup and view all the answers

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