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5. 100 200 300 400 500 SUB- ATOMIC HISTORIC FIGURES NUCLEAR DECAY NUCLEAR CHEMISTRY ODDS AND ENDS VOCABULARY

6. WHICH PARTICLE IS REPRESENTED BY THE SYMBOL p + ? A 100

7. PROTON A 100

8. WHICH PARTICLE HAS A CHARGE OF -1 ? A 200

9. ELECTRON A 200

10. Has a mass about equal to a proton and carries no electrical charge A 300

11. neutron A 300

12. Two particles found in the nucleus of the atom A 400

13. Protons and neutrons A 400

14. In a neutral atom, these two occur in equal numbers A 500

15. Protons and electrons A 500

16. First to propose the existence of the atom back in the time of the ancient Greeks B 100

17. Democritus B 100

18. Formulated the four postulates of the atomic theory of matter by combining the works of others, like Lavoisier and Proust B 200

19. Dalton B 200

20. Identified electrons and proposed the ‘plum pudding’ or ‘chocolate chip’ model of the atom B 300

21. Thomson B 300

22. Discovered the nucleus by the scattering of alpha particles from a piece of gold foil B 400

23. Rutherford B 400

24. Bohr’s model of the atom, reminiscent of the way the planets orbit around the sun, is sometimes called this kind of model B 500

25. Planetary model or Solar system model B 500

26. The types of nuclear decay and radiation all have names from this alphabet C 100

27. Greek C 100

28. Represented by the symbol 4 2 He C 200

29. Alpha particle C 200

30. Not made of particles, it is actually a type of electromagnetic radiation C 300

31. Gamma radiation C 300

32. DAILY DOUBLE C 400 DAILY DOUBLE Place A Wager

33. Type of radiation produced when a neutron is converted to a proton C 400

34. Beta radiation C 400

35. Multiple layers of this metal is often used to prevent the flow of radiation C 500

36. Lead C 500

37. Found on the Periodic Table, it tells the reader the number of protons in the nucleus of an atom D 100

38. Atomic Number D 100

39. Is the sum of protons and neutrons D 200

40. Mass Number D 200

41. Formed when an atom gains or loses an electron D 300

42. Ions D 300

43. Atoms of an element that have the same number of protons, but a different number of neutrons D 400

44. Isotopes D 400

45. Smallest particle of an element that has all of the properties of that element D 500

46. Atom D 500

47. The conversion of an atom of one element into an atom of another element E 100

48. Transmutation E 100

49. The amount of time it takes for one half of a radioactive sample to decay E 200

50. Half - Life E 200

51. Device used to detect the presence of radiation E 300

52. Geiger Counter E 300

53. Splitting a nucleus into two smaller fragments E 400

54. Fission E 400

55. Particle used to initiate transmutation and fission reactions E 500

56. Neutron E 500

57. What particle is produced in the decay of Bi into Po? F 100

58. Beta particles F 100

59. In the name Tin – 120, the 120 represents what? F 200

60. the Mass Number F 200

61. Alpha decay __________ the mass by 4 and the atomic number by 2 F 300

62. Decreases F 300

63. An element with 25 protons and a mass number of 55 has how many neutrons? F 400

64. 30 neutrons F 400

65. An element with 29 protons and 34 neutrons has an atomic number of ? F 500

66. Atomic number 29 F 500

67. The Final Jeopardy Category is: Fission Reaction Please record your wager. Click on screen to begin

68. In your notes, the fission of Uranium -235 produces what two elements? Click on screen to continue

69. Barium and Krypton Click on screen to continue

70. Thank You for Playing