Take Home Quiz _3 KEY

Take Home Quiz _3 KEY - Take-Home Quiz #3 KEY 1. (3 pts) A...

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#1- #2- #3- #4- Take-Home Quiz #3 KEY 1. (3 pts) A laser produces monochromatic light with a wavelength of 522 nm. (a) What is the color of this light? Green (Based on Figure 6.4 in text) (b) What is the frequency of this light? 5.75 × 10 14 s –1 (or Hz) 8 14 1 7 3.00 10 m/s 5.75 10 s 5.22 10 m c v λ × == = × × (c) What is the energy of a photon emitted by this laser? 3.81 × 10 –19 J () ( ) 34 14 1 19 6.63 10 5.75 10 3.81 10 photon E hv J s s J −− × × = × 2. (2 pts) Consider the possible electron transitions shown in the diagram to the right that result in the emission and absorption of infrared and ultraviolet light . (a) Which numbered transition corresponds to the emission of the highest energy light? #3 (b) Which numbered transition corresponds to the emission of infrared light? #2 3. (3 pts) Consider the ground electronic state for a selenium atom. (a) Write its complete ground-state electron configuration 1s 1 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 4 ( or 1s 1 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 4 ) (b)
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