Review for Exam I

# Review for Exam I - Exam 1 Friday September 13th 1:30-2:20...

• Notes
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9/1/13 1 Material Chapter 9 Introduction: Entire chapter Chapter 10 Particle in a Box: Entire chapter except for Two-dimensional particle in a box and Electron transfer sections Exam 1 Friday September 13 th 1:30-2:20 pm Allowed one page of notes, calculator First of 5 exams, 4 in class + 1 comprehensive final No makeup exams One test score will be dropped 80% of grade Participation points 20% of grade Examinations from previous years have been posted Values for constants will be included with test " = 8 # k T \$ 4 Max Planck in 1900 E = n h " where n = 0,1,2,... and h = 6.626 # 10 \$ 34 Js " = 8 # hc \$ 5 1 e hc / \$ kT % 1 & ' ( ) * + By assuming that the energy is proportional to the frequency, Planck derived a relationship that agreed very well with the observed data. Rayleigh-Jeans Classical theory: " = c # Blackbody radiation

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9/1/13 2 9.8 Why does quantum theory correctly predict blackbody radiation? a.The relationship E=h ν forces the curve at short wavelength to zero b.The relationship E=h ν makes the curve at short wavelength large c.The relationship λ =h/p forces the curve at short wavelength to zero d.The relationship λ
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• Spring '14
• Planck, dx, short wavelength

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