This lesson provides a brief history of the classification of matter and what it's comprised of.
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This lesson discusses cathode ray tube research, the Thomson experiment, and how the value of the elementary charge was calculated
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This lesson presents Thomson's model of the atom, Rutherford's gold foil experiment, and Rutherford's model of the atom.
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Lesson 25-27 Quiz
This lesson explores blackbody radiation, the ultraviolet catastrophe, Planck's quantum theory of matter, quantization, and the electron volt.
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This lesson examines the discovery of the photoelectric effect, Einstein's contributions to explaining the photoelectric effect, and Millikan's photoelectric experiment.
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This lesson presents the various types of light spectra, the Franck-Hertz experiment, and excitation states.
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Lesson 28-30 Quiz
This lesson examines the hydrogen spectrum, Bohr's postulates, and Bohr's model of the atom
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his lesson discusses the discovery of the x-ray and the Compton effect.
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This lesson explores the wave-particle nature of light and matter, de Brogelie's wavelength, orbiting electron waves, the double slit experiment with electrons, and the Heisenberg uncertainty principle
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Lesson 31-33 Quiz
This lesson presents the modern understanding of the atom: the quantum model. It explores orbitals, quantum numbers, the Pauli exclusion principle, electron structure, electron orbital patterns and chemical periodicity, and molecular shapes in regard to covalent bonding.
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