Problem: Light can be used to ionize atoms and ions. Which of the two processes shown in the following equations requires shorter-wavelength radiation?Na(g) → Na+(g) + e–Na+(g) → Na2+(g) + e–

Problem Details

Light can be used to ionize atoms and ions. Which of the two processes shown in the following equations requires shorter-wavelength radiation?
Na(g) → Na+(g) + e
Na+(g) → Na2+(g) + e

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