Atomic Structure and the Periodic Table Quiz
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Questions and Answers

What is the main distinguishing factor between different chemical elements?

  • The number of protons in their atoms (correct)
  • The size of their atoms
  • The number of neutrons in their atoms
  • The number of electrons in their atoms

    • Why is it not possible to accurately predict the behavior of atoms using classical physics?

  • Due to the high speed of atoms
  • Due to the small size of atoms
  • Due to quantum effects (correct)
  • Due to the complexity of atom structure

    • What contributes to over 99.94% of an atom's mass?

  • The neutrons
  • The protons
  • The electrons
  • The nucleus (correct)

    • What determines the isotope of an element?

    <p>The number of neutrons</p> Signup and view all the answers

    Why can't humans see atoms with conventional microscopes?

    <p>Atoms are smaller than the shortest wavelength of visible light</p> Signup and view all the answers

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