Chemistry chapter 8-1

Chemistry chapter 8-1 - General Chemistry 110 Prof. B. C....

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General Chemistry 110 Prof. B. C. Sanctuary Otto Maass 224 Bryan.sanctuary@mcgill.ca Office hours: Part 3a Electrons in atoms Chapter 8 (see General Chem for this material) 1 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms
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Chapter 8: Atoms and the Atomic Theory Electromagnetic Radiation Atomic Spectra Quantum Theory The Bohr Atom Two ideas leading to a New Quantum Mechanics Wave Mechanics Quantum Numbers and Electron orbitals Interpretation and Representing: The H atom Electron Spin: a forth quantum number Multielectron atoms Electronic Configuration Electron Configuration and the Periodic Table 2 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms
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Chapter 8: Atoms and the Atomic Theory Problems: EM radiation: 8-1 to 8-6, 8-8; Atomic spectra: 8-9 to 8-13, 8-17, 8-18; Quantum theory: 8-19 to 8-22, 8-24; Photoelectric effect: 8-25; Bohr Atom8-27 to 8-31; 8-34, 8-36, 8-38; Wave-particle duality: 8-39 to 8-42; Heisenberg Uncertainty: 8-43 to 8-47; Wave mechanics: 8-49 to 8-54; Quantum numbers: 8-55 to 8-60; Shapes of orbits: 8-61 to 8-62, 8-71, 8-72; Electron configs: 8-75 to 8-80, 8-82 to 8-88. 3 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms
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Chapter 8: Atoms and the Atomic Theory Electromagnetic force and radiation Electromagnetic force: one of the four forces Known in Nature: 1. Electromagnetic force—chemistry—infinite range 2. Gravity—cosmology—infinite range 3. Weak nuclear force—nuclear physics—within nucleus 4. Strong nuclear force—nuclear physics—within nucleus 4 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms 12 2 ˆ mm G r = Fr 2 ˆ qq k r =
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Chapter 8: Atoms and the Atomic Theory Electromagnetic force and radiation 5 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms
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Chapter 8: Atoms and the Atomic Theory Electromagnetic force and radiation Gravity 6 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms 12 2 ˆ qq k r = Fr 2 ˆ mm G r = Mass is always positive, so only attractions.
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Chapter 8: Atoms and the Atomic Theory Electromagnetic force and radiation Permittivity of free space F is Faraday (the charge on a mole of electrons) F = 96,485.3365(21) Coulombs mol -1 ° 7 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms 12 2 1 ˆ 4 o qq kk r πε = = Fr 12 -1 8.854 10 F m o ε = ×
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Chapter 8: Atoms and the Atomic Theory Electromagnetic force and radiation F = 96,485.3365(21) Coulombs mol -1 the charge on a mole of electrons 8 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms 19 23 1 1 1.60217646 10 C 6.0221415 10 mol 96,485 C mol A F eN F −− = ×= × × × =
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Chapter 8: Atoms and the Atomic Theory Electromagnetic Radiation Wave: amplitude, frequency, wavelength Constructive and destructive interference The EM spectrum 9 05/09/2011 Chemistry 110--Chapter 8 Electrons in Atoms
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Chapter 8: Atoms and the Atomic Theory Electromagnetic Radiation An oscillating charge produces EM radiation which Displays a frequency equal the frequency of oscillation.
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This note was uploaded on 09/29/2011 for the course CHEM CHEM 110 taught by Professor Iansydneybutler during the Fall '09 term at McGill.

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Chemistry chapter 8-1 - General Chemistry 110 Prof. B. C....

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