Chemistry extra note

Chemistry extra note - Bohratom...

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Bohr atom: 1: Balance for forces, solve for velocity Centripetal 2 2 2 2 2 2 4 4 C e o o FF mu Ze rr Ze u r   r 22 2 44 e oe m Ze Ze uu mr  2: Kinetic energy of electron 2 11 ee KE m u m  2 4 Ze m 2 8 o Ze r r 3. Potential energy is Coulomb energy: 2 oo Ze Ze PE F r r   4. Total energy 2 84 8 o Ze Ze Ze EK EP E r  5. Angular momentum (quantization assumption) Classical Quantum Angular Momentum assumption 222 2 2 1,2. .... 2 4 e e e o h Lm u rn n n Ze m r Ze Ln m u rm r Ze m r Ln  Lrp 6. Solve for the radii where the electron can be
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2 2 22 2 2 2 4 4 4 1,2,. .. e o e o o n e Ze m r Ln Ze m r n rn n Ze m   7. Quantized energy  2 2 2 24 2 2 2 8 4 8 1 n on o o e e n o Ze Ze E r n Ze m Zem E n        8. Bohr radius: Z =1, n =1. 2 1 2 4 o e r em 34 12 -1 -3 2 2 6.626 068 10 J-s 8.854 187 82 10 kg m s C 2 2 2 19 31 1.602 176 46 10 9.109 381 88 10 kg   2 34 12 -1 -3 2 2 -1 -3 2 2 2 2 2 2 19 31 -1 -3 2 2 11 6.626 068 10 8.854 187 82 10 kg m s C kg m s C J -s 2 Ckg
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Chemistry extra note - Bohratom...

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