Electron Energy Levels
About the Lecture
The lecture Electron Energy Levels by Jared Rovny, PhD is from the course Electronic Structure.
Included Quiz Questions
How does the energy of an electron change when it moves from level n = 2 to n = 4?
- It increases, decreasing in magnitude by a factor of 4
- It increases, decreasing in magnitude by a factor of 2
- It decreases, increasing in magnitude by a factor of 4
- It decreases, increasing in magnitude by a factor of 2
- It decreases, decreasing in magnitude by a factor of 4.
What is the value of eV? (Note: e = 1.6 X 10⁻¹⁹ C)
- 1.6 X 10⁻¹⁹ J
- 1 J
- 1.6 X 10⁻¹⁹ C
- 1 V
- 1.6 X 10⁻¹⁹ kJ
An electron in a hydrogen atom drops from the n = 4 to the n = 1 energy level. How much energy is released?
- 12.75 eV
- 13.6 eV
- 27.2 eV
- -13.6 eV
- -12.75 eV
What does it mean to say an electron in an atom has “zero” energy?
- It is unbound (free from the nucleus).
- It is bound (orbiting).
- It is as close to the nucleus as possible.
- It would combine with the nucleus, causing radiation.
- It is completely stationary in its orbit.
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Author of lecture Electron Energy Levels
Jared Rovny, PhD
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