1. What is an Atom?
What is an Element?

4. What is an atom?
An atom is the smallest whole particle of matter.

5. How small is an atom? If I had one piece of paper….
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6. 1
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7. 2
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8. 2
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9. 3
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10. 4
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11. 5
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12. 6
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13. 7
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14. 8
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15. 9
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16. 10
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17. 11
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18. 12
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19. 13
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20. 14
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21. 15
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22. 16
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23. 17
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24. 84

25. 85

26. 86
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27. 87

28. 88

29. 89
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30. 90

31. If I could cut the paper in half about 90 times, I would have a piece around the size of the atom.
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32. About a million atoms stacked on top of each other = the thickness of a sheet of paper.
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33. About 5 million atoms make up a period at the end of a sentence.
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34. Scanning Tunneling Microscope

40. Nucleus

41. Nucleus

42. Nucleus

43. Nucleus

44. Nucleus

45. Nucleus

46. Nucleus

47. Nucleus

48. Nucleus

49. Nucleus

50. Nucleus

56. Neutron

58. Proton

60. Electron

62. Nucleus

69. Name Atomic Mass Atomic Number Atomic Symbol
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70. Name Atomic Mass Atomic Number Atomic Symbol
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71. Name Atomic Mass Atomic Number Atomic Symbol
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72. Name Atomic Mass Atomic Number Atomic Symbol
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73. Name Atomic Mass Atomic Number Atomic Symbol
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74. Name Atomic Mass Atomic Number Atomic Symbol
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75. Name Atomic Mass Atomic Number Atomic Symbol
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76. Name Atomic Mass Atomic Number Atomic Symbol
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77. Name Atomic Mass Atomic Number Atomic Symbol
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79. What is the atomic symbol? What is the atomic number?
How many Protons?
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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80. What is the atomic symbol? F What is the atomic number?
How many Protons?
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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81. What is the atomic symbol? F What is the atomic number?
How many Protons?
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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82. What is the atomic symbol? F What is the atomic number? 9
How many Protons?
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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83. What is the atomic symbol? F What is the atomic number? 9
How many Protons?
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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84. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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85. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons?
What is the atomic Mass?
How many Neutrons?
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86. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass?
How many Neutrons?
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87. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass?
How many Neutrons?
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88. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass? 19 amu
How many Neutrons?
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89. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass? 19 amu
How many Neutrons?
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90. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass? 19 amu
How many Neutrons? 19
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91. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass? 19 amu
How many Neutrons?
19 -
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92. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass? 19 amu
How many Neutrons?
19 - 9
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93. What is the atomic symbol? F What is the atomic number? 9
How many Protons? 9
How many Electrons? 9
What is the atomic Mass? 19 amu
How many Neutrons?
= 10
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