october 9 - 1 Chemistry 177 October 9, 2009 Take out...

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Unformatted text preview: 1 Chemistry 177 October 9, 2009 Take out CLICKERS : GO 41 GO -or- CH 41 CH and CALCULATORS NEXT LECTURE: Monday, Oct. 12; Bring CLICKERS READ BLBM, Chapter 6.5-6.7 HOMEWORK #8: Ch. 6: # 34, 48, 54, 68, 71, 76 (Due in Recitation Thursday, October 15) 2 Bohr Model of the Hydrogen Atom n = 1 n = 2 n = 3 +e r 1 v 1 e- ORBITS (1) Attractive Force bet. Proton and Electron = Centripetal Force causing Electron to move away from the Proton. 2 2 2 e mv r r = (a) Nucleus is stationary (heavy) (b) Charge of electron = - e = - 1.609 10- 19 coulombs (c) Mass of electron = m = 9.11 10- 31 kg (2) Angular Momentum is quantized into multiples of h /2 . ; 1,2,3, 2 nh mvr n = = K (3) Energy of the electron = Kinetic Energy + Potential Energy. 2 2 1 2 e E mv r =- H Atom pter 6: Electronic Structure of Atoms 3 Bohr Model of the Hydrogen Atom n = 1 n = 3 +e r 1 v 1 e- ORBITS H Atom n = 2 pter 6: Electronic Structure of Atoms (a) Nucleus is stationary (heavy) (b) Charge of electron = - e = - 1.609 10- 19 coulombs (c) Mass of electron = m = 9.11 10- 31 kg 4...
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This note was uploaded on 09/19/2011 for the course CHEM 177 taught by Professor Greenbowe during the Fall '06 term at Iowa State.

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october 9 - 1 Chemistry 177 October 9, 2009 Take out...

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