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Elements & Periodic Table Notes<br />
Atoms are made of 3 sub-atomic particles…<br />
Dalton’s Model of Atom…<br />Smooth spheres that are not made of smaller particles…<br />
Thomson’s Model of Atom<br />Negative electrons embedded in positive charged sphere.<br />
Rutherford’s Atomic Model…	<br />The positive charge of an atom is located in the nucleus…<br />
Bohr Atomic Model…<br />Electrons move in orbits like planets…<br />
Modern Cloud Model…<br />Electrons orbit in cloud-like energy levels<br />
How many protons in an atom…<br />
Reading the Periodic Table<br />
The Organization of the Periodic Table Reflects the Structure of Atoms<br />
Organizing the Periodic Table<br />
Metals vs. Non-Metals<br />
Metalloids<br />
Main Groups<br />
Carbon Group…et al<br />
Trends in Reactivity<br />
Trends in Atomic Size<br />
Elements can be Classified by…<br />Density<br />Thermal conductivity (conduct heat)<br />Electrical conductivity<br />Har...
Isotope<br />A variation of an element that contains a different number of neutrons than the stable element.  Example; plu...
Alpha decay…<br />
Beta decay…<br />
Gamma decay…<br />
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Copy; keynote; ch. 4; elements & periodic table copy.ppsx

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Copy; keynote; ch. 4; elements & periodic table copy.ppsx

  1. 1. Elements & Periodic Table Notes<br />
  2. 2. Atoms are made of 3 sub-atomic particles…<br />
  3. 3. Dalton’s Model of Atom…<br />Smooth spheres that are not made of smaller particles…<br />
  4. 4. Thomson’s Model of Atom<br />Negative electrons embedded in positive charged sphere.<br />
  5. 5. Rutherford’s Atomic Model… <br />The positive charge of an atom is located in the nucleus…<br />
  6. 6. Bohr Atomic Model…<br />Electrons move in orbits like planets…<br />
  7. 7. Modern Cloud Model…<br />Electrons orbit in cloud-like energy levels<br />
  8. 8. How many protons in an atom…<br />
  9. 9. Reading the Periodic Table<br />
  10. 10. The Organization of the Periodic Table Reflects the Structure of Atoms<br />
  11. 11. Organizing the Periodic Table<br />
  12. 12. Metals vs. Non-Metals<br />
  13. 13. Metalloids<br />
  14. 14. Main Groups<br />
  15. 15. Carbon Group…et al<br />
  16. 16. Trends in Reactivity<br />
  17. 17. Trends in Atomic Size<br />
  18. 18. Elements can be Classified by…<br />Density<br />Thermal conductivity (conduct heat)<br />Electrical conductivity<br />Hardness<br />Melting temperature<br />etc<br />
  19. 19. Isotope<br />A variation of an element that contains a different number of neutrons than the stable element. Example; plutonium 238. Produce radioactivity. There are three types…<br />
  20. 20. Alpha decay…<br />
  21. 21. Beta decay…<br />
  22. 22. Gamma decay…<br />

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