Atomic Theory

1. Handout: Condensed Unit Notes
2. Black Box Model
3. Early Theories - 400 B.C.
   1. Common Greek theory was that all matter consisted of four "elements" - earth, air, fire, and water.
   2. Democretus (460-360 BC)
   3. Alchemy, the process of changing base metals to gold, was the chief form of experimentation from this time period until the the late 1600's.
4. Robert Boyle (1622 - 1691)
5. Antoine Lavoisier (1743 - 1797)
   1. Lab: Does Mass Change During Chemical Reactions?
   2. Homework: Does Mass Change During Chemical Reactions Lab Questions.
6. Joseph Proust (1754 - 1826)
   1. Demo: The Big Bunsen Burner
   2. Lab: Adjusting the Bunsen Burner
   3. Lab: Making water the right way. Put loudest pop ratio on the board when done.
   4. Handout: Good Graphing.
   5. Homework: Making Water the Right Way Lab Questions
7. John Dalton (1768 - 1828)
   1. Handout: Dalton's Atomic Theory
   2. Homework: Put the five components of Dalton's atomic theory into your own words.
8. William Crookes (1832 - 1919)
   1. Demo: Crude Crookes tube
   2. Demo: Actual Crookes tube
9. Plum Pudding Model
   1. J.J. Thompson (1856-1940)
10. Hard nucleus model
    1. Radioactivity
       1. Homework: Read the article by Marie Curie on the state of radioactive study in 1904 and answer the questions at the end of the article.
    2. Ernest Rutherford (1871 - 1937)
11. Bohr Model of the atom
    1. Niels Bohr (1885 - 1962)
    2. Spectroscopy and Bohr's Model
       1. Electromagnetic Radiation (EMR)
          1. Demo: Look through Diffraction Gratings.
          2. Demo: Why is the Sky blue
       2. Production of EMR
          1. Handout: Electron Energy Levels and EMR production.
          2. Demo: Diffraction gratings and high voltage emission tubes.
          3. Homework: Electron Jumping Worksheet; Read Light Your Candy Article from the October '90 Edition of ChemMatters
          4. Demo: MRI scans of my brain.
       3. Emission and absorption spectroscopy
       4. Lab: Flame tests
       5. Homework: Read "Space 1998" article and underline each time were EMR is used in some sort of way to learn more about distant objects.
    3. James Chadwick (1891-1974)
12. The Modern Atom (1950's - present)
    1. Handout: Modern View of the Proton (Download this and open it in an image editing program to print.)
    2. Demo: Atom in a Box Software
    3. Computer Lab: Explore the modern atomic orbitals.
    4. Video Clip: Seeing Atoms
13. Symbolic representation of atoms
    1. Computer Lab: Atomic Structure
    2. Homework: Atomic Practice Sheet
14. Handout: Review Sheet