Chemistry Basics Quiz
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Questions and Answers

What determines an atom's chemical identity?

  • The number of neutrons in the nucleus
  • The sum of protons in the nucleus (correct)
  • The number of electrons orbiting the nucleus
  • The mass number of the atom

    • Which of the following particles has a positive charge?

  • Electrons
  • Protons (correct)
  • Neutrons
  • Isotopes

    • What is the process called when an atom becomes charged due to a loss or gain of electrons?

  • Excitation
  • Ionization (correct)
  • Relaxation
  • Radiation

    • Which statement is true about isotopes?

    <p>Isotopes have the same atomic number but different mass numbers</p> Signup and view all the answers

    What type of motion does the nucleus of an atom exhibit?

    <p>It spins about its own axis</p> Signup and view all the answers

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