File:Sodium and calcium spectra.jpg

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DescriptionSodium and calcium spectra.jpg	Sodium and calcium spectra (top: Ca; bottom: Na) -NO. Confirm that top is Ca, but the bottom is by no means sodium! see, e.g. http://astro.u-strasbg.fr/~koppen/discharge/ Sodium has characteristic famous strong yellow doublet, not seen here
Date	2008
Source	http://imagine.gsfc.nasa.gov/docs/teachers/lessons/xray_spectra/student-worksheet-flame.html
Author	NASA

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