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Lecture 151 - Wed Oct 8 2003 Todays Lecture Quantum...

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Wed. Oct. 8, 2003 Today’s Lecture Quantum Mechanics and Atomic Theory 12.4 The Bohr model 12.5 The quantum mechanical description 12.6 Particle in a box (review on your own) 12.7 The Wave Equation
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The Bohr Model: – Niels Bohr (1885-1962): first quantum model proposed: electron in a hydrogen atom moves around the nucleus only in certain allowed circular orbits this was not completely explained by classical physics • it assumes that the e - ’s have restricted values of angular momentum (quantized) (i.e., mass x velocity x orbital radius) Fig 12.10
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