9. Quantum Mechanics

Bohr Equation

Multiple Choice
What is the energy change of a hydrogen atom undergoing a transition from n=1 to n=3 according to the Bohr model?
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Multiple Choice
For the electronic transition from n = 3 to n = 8 in the hydrogen atom, calculate the energy change using the Bohr equation.
Multiple Choice
Using the Bohr equation, calculate the wavelength (in nm) for the electron transition from n=4 to n=1 in the Lyman series.
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Open Question
What is the frequency of light that corresponds to the transition of the electron from the n = 3 to the n = one state of the hydrogen atom?
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Open Question
What is the value of n for the level in which the electron originated?
Open Question
Determine the energy change associated with the transition from n = 2 to n = 5 in the hydrogen atom.
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Multiple Choice
What is ΔE for the transition of an electron from n = 8 to n = 5 in a hydrogen atom using the Bohr equation?
Open Question
What is the wavelength λ of the photon that has been released in part b?
Multiple Choice
Calculate the wavelength of the light emitted when an electron in a hydrogen atom makes the transition from n=4 to n=2 using the Bohr equation.
Open Question
What is the wavelength, in nanometers, of the bright line of the hydrogen emission spectrum corresponding to the following transition?
Open Question
An electron in the n=7 level
Multiple Choice
Using the Bohr equation, calculate the wavelength of light emitted when an electron in a hydrogen atom transitions from n=3 to n=1.
Multiple Choice
Using the Bohr Equation, determine the energy change associated with the electron transition from n=2 to n=5 in the hydrogen atom.
Open Question
An electron in the n = 7 level of the hydrogen atom relaxes to a lower energy level, emitting light of 397 nm. what is the value of n for the level to which the electron relaxed?
Multiple Choice
An electron releases energy as it moves from the 6^th shell to the 3^rd shell. If it releases 4.25 x 10⁹ kJ of energy at a wavelength of 915.7 nm, how many photons were released in the process?
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