2 - Energy Levels and Spectra
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Practice Questions
Test your understanding with targeted questions
What is a quantized energy level?
💡 Hint: Think about how electrons can only exist at certain levels.
What happens when an electron falls to a lower energy level?
💡 Hint: Remember the photon is released as light.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What equation relates the energy of a photon to its frequency?
💡 Hint: Remember Planck's relationship with light.
True or False: The absorption spectrum consists of bright lines against a dark background.
💡 Hint: Think about the absorption and emission processes.
1 more question available
Challenge Problems
Push your limits with advanced challenges
An electron in a hydrogen atom transitions from n=3 to n=2. Calculate the energy of the photon emitted during this transition.
💡 Hint: You'll need to calculate the energy levels first.
Consider a star's light spectrum that shows an absorption line at a wavelength of 500 nm. Research which element's absorption corresponds to this wavelength.
💡 Hint: Look up elemental spectra for context.
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