Chemistry: Atomic Structure Quiz
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Questions and Answers

What does the atomic number indicate about an atom?

  • What the atom is (correct)
  • The number of electrons in the atom
  • The number of neutrons in the atom
  • The mass of the atom in atomic mass units

    • The atomic number is equivalent to which of the following?

  • The number of protons (correct)
  • The mass number
  • The number of neutrons
  • The number of electrons

    • What occurs if the number of protons in an atom changes?

  • The atom becomes a different element (correct)
  • The atom's electrons increase
  • The mass number remains unchanged
  • The atom becomes an isotope

    • If a sodium atom maintains its identity, how many protons does it have?

    <p>11</p> Signup and view all the answers

    What defines an ion?

    <p>An atom with a different number of protons and electrons</p> Signup and view all the answers

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