Elements

(Lecture id-1034)

TOPICS & OBJECTIVES

1010 - Atomos & Alchemy
    1010 - Know the contributions of Democritus, Empedocles, and Aristotle to early theories of matter.
    1020 - Describe and differentiate between atomic and elemental theory.
    1040 - Describe how early chemists identified pure substances and identified the first elements.
    1050 - Give the classical and modern names of the first two modern elements.
    1060 - State the law of conservation of mass and give an illustrative example.
    1070 - State the law of definite composition and reconcile it with atomic theory.
    1080 - State the law of multiple proportions and reconcile it with atomic theory.
    1090 - Explain how the laws of stoichiometry lead John Dalton to propose a return to atomic theory.
 
1020 - Subatomic Discovery
    1010 - Describe the properties of electric charge.
    1020 - Describe Millikans oil drop experiment and show what two things it demonstrated.
    1030 - Understand J.J. Thomsons contribution to the discovery of sub atomic particles.
    1040 - Describe Thomsons Plum-Pudding model of the atom and explain the reasoning behind it.
    1050 - Explain the existence of ions using the Plum-Pudding model.
 
1050 - Nuclear Age
    1010 - Understand the differences in charge and mass of alpha, beta, and gamma radiation.
    1020 - Describe Rutherfords gold foil experiment and state the three most important observations.
    1030 - Provide Rutherfords three explanations of his obervations.
    1040 - Name the three classical sub-atomic particles and differentiate them by charge and mass.
 


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