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quanti-frig-ization - CHS Chem Help Online

About quanti-frig-ization

Previous Entry quanti-frig-ization Sep. 20th, 2005 @ 05:44 pm Next Entry
The existence of discrete (quantized) energy levels in an atom may be inferred from:

a. visible spectrum
b. experiments on the photoelectric effect
c. atomic line spectra
d. diffraction of electrons by crystals
e. x-ray diffraction by crystals

c?

thanks much
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