An electron is trapped in an infinite square well (a box) of width 6.88 nm
Find the wavelength of photons emitted when the electron drops from the n = 5 state to the n = 1 state in this system. (c = 3.00 × 108 m/s, h = 6.626 × 10-34J ? s, mel = 9.11 × 10-31 kg)
A) 6.49 ?m
B) 5.45 ?m
C) 5.91 ?m
D) 7.07 ?m
A
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