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Which of the Following Statements About Atomic Spectra Is/are Correct

question 9

Multiple Choice

Which of the following statements about atomic spectra is/are correct?
i.The discrete line spectrum of elements is evidence that electron energies are quantized
ii.Lines in the spectrum are discrete because electron energies are restricted to certain values
iii.Energy is emitted from atoms as electrons move from higher energy levels to lower energy levels
iv.Electron transitions of differing energies produce different wavelengths of light.


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