1. Jeopardy Nuclear Chem Fission / Fusion Half Life Mystery Q $100 Q $100
Alpha, beta, gamma
Decay
Nuclear Chem
Fission
/ Fusion
Half Life
Mystery
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Final Jeopardy

2. $100 Decay
This decay has the same
composition as a helium nucleus

3. $100 Decay
What is alpha decay

4. $200 Decay
The atomic mass of an atom remains the same in this type of decay?

5. $200 Decay
What is gamma decay

6. $300 Decay
The most difficult radiation to block out is?

7. $300 Decay
What is gamma radiation?

8. $400 Decay
When 238 U becomes 234 Th

9. $400 Decay
What is alpha decay

10. $500 Decay
230 Th  gammy ray + 90

11. $500 Decay
230 Th 90

12. $100 Nuclear Chemistry
What specifically gets ejected in alpha decay?

13. $100 Nuclear Chemistry
A helium nucleus

14. $200 Nuclear Chemistry
What is the nuclear notation for Nitrogen-15?

15. $200 Nuclear Chemistry
15 N 7

16. $300 Nuclear Chemistry
How are the products of nuclear reactions different than chemical reactions?

17. $300 Nuclear Chemistry
In nuclear reactions elements form new elements

18. $400 Nuclear Chemistry
This particle has a +2 charge and a mass of 4 amu.

19. $400 Nuclear Chemistry
What is an alpha particle?

20. $500 Nuclear Chemistry
What is the Nuclear symbol for Oxygen-15

21. $500 Nuclear Chemistry
15 O 8

22. $100 Half Life
If Carbon-12 takes 100 years to go from 100g to 50g, How long is its half life?

23. $100 Half Life
100 years!!

24. $200 Half Life
What percent is left over after 3 half lives?

25. $200 Half Life
12.5 %

26. $300 Half Life
Hydrogen-3 has a half life of 12 years. If you start with an 80.0g sample how much is left after 24 years?

27. $300 Half Life
What is 20.0g

28. $400 Half Life
Why is it important to understand half life? List 4 reasons!

29. $400 Half Life Safety when handling Medicine Radioactive dating
Test thickness of containers
Used in smoke alarms
Used in water sources to determine if an underground source is leaking

30. $500 Half Life
Calcium-22 has a half life of 25 years. If you start out with a 50.0 g sample and you have only 6.25g left, how many years have passed?

31. $500 Half Life
What is 75 years

32. $100 Fission / Fusion
When one nucleus is spilt into two smaller nuclei

33. $100 Fission / Fusion
What is fission

34. $200 Fission / Fusion
When two or more nuclei combine to form one large nucleus

35. $200 Fission / Fusion
What is Fusion

36. $300 Fission / Fusion
What produces more energy a nuclear fission or a nuclear fusion reaction?

37. $300 Fission / Fusion
Nuclear Fusion Reaction

38. $400 Fission / Fusion
What particle is released during the fission of U-235?

39. $400 Fission / Fusion
What is a neutron

40. $500 Fission / Fusion
What reaction is known most commonly with the atomic bomb?

41. $500 Fission / Fusion
What is fission reactions?

42. $100 Mystery
The process in which the nucleus of an atom spontaneously changes by emitting particles and energy

43. $100 Mystery
radioactivity

44. $200 Mystery
What is the nuclear symbol for a beta particle?

45. $200 Mystery
0 e -1

46. $300 Mystery
14 C  Beta + _______? 6

47. $300 Mystery
14 N 7

48. $400 Mystery
What is used to measure radiation?

49. $400 Mystery
Geiger counter

50. $500 Mystery
How many half lives did we go through during the half life penny lab?
What is the half life of this element?

51. $500 Mystery
What is 2 days

52. Final Jeopardy
List the types of radioactive decay that occur as U-238 becomes U-234.

53. Final Jeopardy
Alpha, Beta, Beta