41. A hydrogenic atom makes a transition from an energy level given by n What is the (n> n')wavelength of the photon emitted in the process? to n'.
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Q: A ground state hydrogen atom absorbs a photon of light having a wavelength of 92.05nm. It then gives…
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- Ground state He + absorbs a photon to promote electron to excited state. This electron then relaxes to n=2 my emitting a photon with 121.61 nm wavelength. What is the original n-level of the electron?The so-called Lyman-a photon is the lowest energy photon in the Lyman series of hydrogen and results from an electron transitioning from the n = 2 to the n = 1 energy level. Determine the energy in eV and the wavelength in nm of a Lyman-a photon. HINT (a) the energy in eV eV (b) the wavelength in nm nmX-rays with an energy of 400 keV undergo Compton scattering from a target. The scattered rays are deflected at an angle of 32.0° relative to the direction of the incident rays. What is the energy of the scattered x-rays? a. 3.58E+2 keV b. 4.00E+2 keV c. 3.37E+3 keV d. 3.23E+2 keV
- 5) A metal with work function 9.05 eV is used for a photoelectric effect lab. Find the energy of the electrons if light with 200nm wavelength is used. 6) Energy levels for a particular system is given as En = 10.5 n(n+1)/n^3 in eV. Find the energy for electron transition from n=2 to n=4. Determine if this transition is an absorption that requires energy or it is an emission that releases photon.A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.5. What are the kinetic energy and the speed of an electron ejected from a sodium surface whose work function is W0 = 2.28 eV when illuminated by light of wavelength (a) 410 nm and (b) 550 nm?