5. A hydrogen atom initially at the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of the photon. 6. (a) Using Bohr’s model calculates ...
Photo: Niels Bohr's research notes for his new atomic ... He realized that Rutherford's model wasn't quite right. By all rules of classical physics, it should be very unstable.
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