A dye molecule has electrons that are free to travel up and down a chain of atoms, giving electron energy states that are given by the particle-in-a-box model, with En = (0.30 eV)n2.a. Sketch the energy levels that correspond to n = 1 to n = 4.b. What are the three longest wavelengths of visible light that the molecule will absorb?

Chemistry: The Molecular Science
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Chapter5: Electron Configurations And The Periodic Table
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A dye molecule has electrons that are free to travel up and down a chain of atoms, giving electron energy states that are given by the particle-in-a-box model, with En = (0.30 eV)n2.
a. Sketch the energy levels that correspond to n = 1 to n = 4.
b. What are the three longest wavelengths of visible light that the molecule will absorb?

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