Test On Chapter 25 Nuclear Chemistry Quiz

23 Questions

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Nuclear Chemistry Quizzes & Trivia

For those of you who love all things chemistry and especially nuclear chemistry then this is the quiz for you. If you are prepared to test your knowledge to prepare for exams or for general knowledge, try it out.


Questions and Answers
  • 1. 
    What type of radiation does a radon emmit?
    • A. 

      Beta particles

    • B. 

      Alpha particles

    • C. 

      Gamma particles

  • 2. 
    Hoiw do scientists express the decay rates of radioactive isotopes?
    • A. 

      Positron

    • B. 

      Transmutation

    • C. 

      Half-life

  • 3. 
    What determines the type of decay a radioisotope will undergo?
    • A. 

      The nuecleus - to- proton ratio

    • B. 

      The electron - to- proton ratio

    • C. 

      The neutron - to- electron ratio

    • D. 

      The neutron - to- proton ratio

  • 4. 
    How much of a sample of radioisotope remains after one half-life?
    • A. 

      25% of the csample remains after one half-life

    • B. 

      50% of the csample remains after one half-life

    • C. 

      100% of the csample remains after one half-life

  • 5. 
    How much of a sample of radioisotope remains after two half - lives ?
    • A. 

      25% of the csample remains after one half-life

    • B. 

      75% of the csample remains after one half-life

    • C. 

      50% of the csample remains after one half-life

  • 6. 
    What are two ways that transmutation can occur?
    • A. 

      Radioactive decay and particle bombardment of a proton

    • B. 

      Radioactive decay and particle bombardment of a electron

    • C. 

      Radioactive decay and particle bombardment of a nucleus

  • 7. 
    A radioisotope has a half-life of 4 days. How much of a 20-gram sample of this radioisotope remains at the end of each time period?4days  and 8 days 
    • A. 

      2g and 1g

    • B. 

      4g and 8g

    • C. 

      10g and 5g

  • 8. 
    The mass of cobalt -60 in a sample is found to have decreasef from 0.800 to 0.200g ina period of 10.5 years. From this information, calculate the half-life of cobalt-60. 
    • A. 

      2.25 years

    • B. 

      5.25 years

    • C. 

      10.5 years

  • 9. 
    What is the general meaning of fission?
    • A. 

      An object splint into smaller parts.

    • B. 

      An object splint into large parts.

    • C. 

      An object splint in half parts.

  • 10. 
    • A. 

      Objects combine into two parts.

    • B. 

      Objects combine a smaller whole.

    • C. 

      Objects combine into a larger whole.

  • 11. 
    How is the energy of the sun produced?
    • A. 

      Energy is increased during the formation of helium nuclei.

    • B. 

      Energy is taken in during the formation of helium nuclei.

    • C. 

      Energy is released during the formation of helium nuclei.

  • 12. 
    What happens in a nuclear chain reaction?
    • A. 

      Neutrons produce by fissionable atoms, producing more neutrons that react with other fissionable atoms.

    • B. 

      Neutrons produce by fissionable protons, producing more neutrons that react with other fissionable atoms.

    • C. 

      Neutrons produce by fissionable electrons, producing more neutrons that react with other fissionable atoms.

  • 13. 
    Why are spent fuel rods from a nuclear reaction stored in water?
    • A. 

      Water cools spent fuel rods and provides a radiation shield.

    • B. 

      Water warms spent fuel rods and provides a radiation shield.

    • C. 

      Water cools spent fuel rods and provides a gamma shield.

  • 14. 
    ___________reaction  involves splitting nuclei.
    • A. 

      Fusion

    • B. 

      Fission

  • 15. 
    In _________________ reactions, small nuclei combines and release much more energy.  
    • A. 

      Fusion

    • B. 

      Fission

  • 16. 
    What does nuclear moderation accomplish in a nuclear reactor?
    • A. 

      Slows down neutrons

    • B. 

      Speeds up neutrons

    • C. 

      Repells neutrons

  • 17. 
    What  is the source of the radioactive nuclei present in spent fuel rods?
    • A. 

      Used nuclear fuel and fission products

    • B. 

      Unused nuclear fuel and fission products

    • C. 

      All nuclear fuel and fission products

  • 18. 
    What are some advantanges to using a fusion reactor to produce electricity?
    • A. 

      Potenial fuels are inexpensensive and readly available

    • B. 

      All fuels are inexpensensive and readly available

    • C. 

      Some fuels are inexpensensive and readly available

  • 19. 
    Geiger  counter, scintillation counter, and film badge
    • A. 

      Methods of detecting silver

    • B. 

      Methods of detecting gold

    • C. 

      Methods of detecting radiation

  • 20. 
    ________________ and ______________are applications of radioisotopes in medcine.
    • A. 

      Programing and computer

    • B. 

      Farming and fishing

    • C. 

      Medical diagnosis and treatment of disease

  • 21. 
    If you work regularly near a radiation source, why might your employer want to monitor your exposure to radiation by having you use a film badge rather thana Geiger counter?
    • A. 

      It monitors the degree and type of exposture to all types of radiation for an all people.

    • B. 

      It monitors the degree and type of exposture to all types of radiation for an individual.

    • C. 

      It monitors the degree and type of exposture to all types of radiation for a small group.

  • 22. 
    • A. 

      It monitors the temperature and type of exposture to all types of radiation for an individual.

    • B. 

      It does not monitor the degrees and type of exposture to all types of radiation for an individual.

    • C. 

      The seeds emit beta particles and gamma rays to kill the surrounding cancer cells. The seed cannot move from its inserted location.

  • 23. 
    Two medical uses of radioactive isotopes are ______________ and __________________.
    • A. 

      Power machines and brushes

    • B. 

      X-rays and themo-heat treatment

    • C. 

      Tracers in disease diagnosis and treatment of cancer