Atomic Theory

History of Chemistry: Names to Know

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Introduction:

 

            This unit will cover the development of Atomic Theory from the beginning of the Newtonian Revolution to Quantum Mechanics. A Study guide packet can be found in the class website File Section (login required).
 

 

Objectives:  These basic concepts/names should be identified and distinguished between. This means you need to WRITE out information about these topics- the form the written review takes is up to you. It can be an outline, idea web, flashcards, short answer, etc.
 

 
  •  Below are names to know for their contributions to the development of chemistry. Be able to rank them in chronological order and explain their work on developing models of how atoms behave. Also, identify the role that specific technologies below played in helping chemistry advance as both a research and an applied science.
 
  1. Isaac Newton
    > The Philosopher's stone & alchemy
    > Hermetic Arts
    > Newton's Prism
  2. Coal vs. Coke
  3. Antoine Lavoisier
    > Phlogiston Theory  and oxygen
    > Conservation of Mass
  4. John Dalton
    > 4 postulates
  5. William Perkins
    >Coal Tar
    > Analine Dyes
  6. Robert Bunsen
    > coal gas
    > Bunsen burner
    > hot flame
    > excited atom
    > thermal kinetic energy
    > spectral line
    > emission line
    > optical grating
    > s,p,d, & f blocks
  7. J.C. Maxwell
    > EM waves
  8. T. Edison
    > Edison Effect
  9. Telegraph & the Photoelectric Effect
    > Quanta
    > Photon
  10. J.J. Thomson
    > Cathode Ray Tube
    > discovery of the electron
  11. M. Planck
    > quantum leap
  12. A. Einstein
    > photons
    > E=M
  13. N. Bohr
    > Bohr�s model of atom
    > Quantum Leap
    > orbital
    > Why atomic excitations lead to atomic spectra- how flame tests reveal nature of atoms. See �Atoms� video notes
  14. Count Louis de Broglie
    > Reinforcing waves
    >  Why electrons only exist at whole number wave intervals called orbits around nucleus
 

Brief overviews of Quantum mechanics

1) What is Quantum Physics?
2) The Origins of Quantum Physics
3) Important Experiments
4) Applications

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St. Mark's School of Texas