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Worksheet 52 . Topic 12
Set B: Facts of nuclear decay Objective: To test your knowledge of facts related to
nuclear decay and nuclear particles
Answer the following questions related to nuclear decay particles and transmutations.
17. Which nuclear particle has the greatest mass?
18. Which nuclear particle has the highest penetrating power?
19. List three particles that can be accelerated in an accelerator?
20. Which nuclear particle has the greatest positive charge?
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21. List these nuclear radiations in order of increasing mass: Alpha, beta, neutron.
22. List these nuclear emissions in order of decreasing penetrating power? Beta, gamma, alpha.
23. As a nucleus emits an alpha particle, the number of protons in the nucleus _____________________.
24. As an atom emits an alpha particle, the mass number of the atom __________________________.
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25. As an atom emits a beta particle, the number of protons.
Need Help? Study Book Pg 291 - 299 Set 1 - 15
26. As a unstable nucleus emits a beta particle, the number of neutrons in the nucleus ______________.
27. As an atom emits a positron, the mass number of the atom _________________________________.
28. As an unstable nucleus emits a positron, the number of neutrons in the atom __________________.
29. Name two ways nuclear particles can be separated from a radioactive source?
30. Which elements has no stable isotope?
31. What is transmutation?
32. Explain the difference between natural transmutation and artificial transmutation?
112 Copyright © 2010 E3 Scholastic Publishing. All Rights Reserved. Survivingchem.com
Set B: Facts of nuclear decay Objective: To test your knowledge of facts related to
nuclear decay and nuclear particles
Answer the following questions related to nuclear decay particles and transmutations.
17. Which nuclear particle has the greatest mass?
18. Which nuclear particle has the highest penetrating power?
19. List three particles that can be accelerated in an accelerator?
20. Which nuclear particle has the greatest positive charge?
Teacher Preview Copy
21. List these nuclear radiations in order of increasing mass: Alpha, beta, neutron.
22. List these nuclear emissions in order of decreasing penetrating power? Beta, gamma, alpha.
23. As a nucleus emits an alpha particle, the number of protons in the nucleus _____________________.
24. As an atom emits an alpha particle, the mass number of the atom __________________________.
Teacher Preview Copy
25. As an atom emits a beta particle, the number of protons.
Need Help? Study Book Pg 291 - 299 Set 1 - 15
26. As a unstable nucleus emits a beta particle, the number of neutrons in the nucleus ______________.
27. As an atom emits a positron, the mass number of the atom _________________________________.
28. As an unstable nucleus emits a positron, the number of neutrons in the atom __________________.
29. Name two ways nuclear particles can be separated from a radioactive source?
30. Which elements has no stable isotope?
31. What is transmutation?
32. Explain the difference between natural transmutation and artificial transmutation?
112 Copyright © 2010 E3 Scholastic Publishing. All Rights Reserved. Survivingchem.com
