Atomic Structure Quiz
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Questions and Answers

What is the primary factor that distinguishes one chemical element from another?

  • Number of electrons in the atom
  • Size of the atom
  • Number of neutrons in the atom
  • Number of protons in the atom (correct)

    • What is the term for atoms with the same number of protons but a different number of neutrons?

  • Isobars
  • Isotones
  • Isomers
  • Isotopes (correct)

    • What is the primary reason humans cannot see atoms with conventional microscopes?

  • Atoms are smaller than the shortest wavelength of visible light (correct)
  • Atoms are transparent to visible light
  • Atoms move too fast to be seen
  • Conventional microscopes lack the necessary magnification

    • What makes up more than 99.94% of an atom's mass?

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

    What is the overall charge of an atom if it has more electrons than protons?

    <p>Negative charge</p> Signup and view all the answers

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