Nuclear Arrangements and Isotopes
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Questions and Answers

Which of the following best describes isotopes?

  • Atoms with the same atomic number but different atomic mass numbers
  • Atoms with the same atomic number and the same atomic mass number
  • Atoms with the same number of protons but different numbers of neutrons (correct)
  • Atoms with the same atomic mass number but different atomic numbers
  • What is an isobar?

  • Atoms with the same number of protons but different numbers of neutrons
  • Atoms with the same atomic number and the same atomic mass number
  • Atoms with the same atomic mass number but different atomic numbers
  • Atoms with the same atomic number but different atomic mass numbers (correct)
  • What is an isotone?

  • Atoms with the same atomic number but different atomic mass numbers
  • Atoms with the same number of protons but different numbers of neutrons
  • Atoms with the same atomic number and the same atomic mass number (correct)
  • Atoms with the same atomic mass number but different atomic numbers
  • What is an isomer?

    <p>Atoms with the same atomic number and the same atomic mass number</p> Signup and view all the answers

    What is a molecule?

    <p>Atoms of various elements combined together</p> Signup and view all the answers

    Which of the following best describes radioactivity?

    <p>The emission of alpha particles, beta particles, and usually gamma rays</p> Signup and view all the answers

    What is a radioisotope?

    <p>Atoms that undergo radioactive decay</p> Signup and view all the answers

    Which of the following is a primary source of naturally occurring radioisotopes?

    <p>All of the above</p> Signup and view all the answers

    What is an alpha particle?

    <p>A particle consisting of two protons and two neutrons bound together</p> Signup and view all the answers

    Which type of radioactive decay is a more violent process?

    <p>Alpha emission</p> Signup and view all the answers

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