Inorganic Chemistry: Atomic Structure
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Questions and Answers

What is the modern view of an atom?

  • An atom is only composed of protons and neutrons
  • An atom is composed of molecules and solids
  • An atom is made up of protons, neutrons, and electrons (correct)
  • An atom is indivisible and has no internal structure

    • According to Dalton's atomic theory, how did he imagine an atom?

  • Extremely small and indivisible (correct)
  • Made up of protons, neutrons, and electrons
  • Extremely large and divisible
  • Consisting of only subatomic particles

    • Which subatomic particles make up atoms?

  • Protons, molecules, and electrons
  • Electrons, protons, and neutrons (correct)
  • Neutrons, electrons, and molecules
  • Protons, atoms, and neutrons

    • What is the size of an average atom?

    <p>$10^{-10}$ m in diameter</p> Signup and view all the answers

    What is the smallest particle of an element that still retains the identity and properties of the element?

    <p>An atom</p> Signup and view all the answers

    What is the modern definition of an atom?

    <p>An atom is the smallest particle of an element that still retains the identity and properties of the element.</p> Signup and view all the answers

    According to modern understanding, what are the three subatomic particles that make up atoms?

    <p>Protons, neutrons, and electrons.</p> Signup and view all the answers

    How did Dalton's atomic theory define an atom?

    <p>An atom was defined as the basic unit of an element that can enter into chemical combination, and was imagined as both extremely small and indivisible.</p> Signup and view all the answers

    What is the size of an average atom?

    <p>An average atom is about 10^{-10} m in diameter.</p> Signup and view all the answers

    What are atoms made up of?

    <p>Atoms are made up of protons, neutrons, and electrons.</p> Signup and view all the answers

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