N2 Line Spectra

These demonstrations present emission and absorption spectra of materials, and examples of how line spectra are used to identify matter.

Articles
Image	Title
	N2-02: DIFFRACTION SPECTRA - THREE SOURCES - EXPENDABLE GRATINGS Demonstrate diffraction spectrum of white light along with line spectra of mercury and cadmium.
	N2-03: DIFFRACTION SPECTRUM OF SODIUM - EXPENDABLE GRATINGS High-pressure sodium lamp shows both emission and absorption line spectra
	N2-04: DIFFRACTION SPECTRUM OF SODIUM - PROJECTION Projected line diffraction spectrum of high-pressure sodium lamp.
	N2-05 DIFFRACTION SPECTRA - MISCELLANEOUS TUBES Shows several atomic and molecular line spectra
	N2-06: DIFFRACTION SPECTRUM OF MERCURY - SUPERPRESSURE LAMP Projected line diffraction spectrum of high-pressure mercury lamp.
	N2-07: DIFFRACTION SPECTRUM OF HYDROGEN - HOLOGRAPHIC GRATINGS Individual viewing of the Balmer series of hydrogen.
	N2-08: SPECTROSCOPE - HYDROGEN SPECTRUM Individual viewing of the hydrogen spectrum using a student spectrometer.
	N2-09: SPECTROPHOTOMETER Show how a spectrophotometer works.
	N2-21: PRISMATIC SPECTRUM OF MERCURY - SUPERPRESSURE LAMP Show a line spectrum with superposed continuum.
	N2-22: PRISMATIC SPECTRUM OF SODIUM Show the spectrum of sodium, but does not resolve the yellow doublet.
	N2-31: ABSORPTION SPECTRUM OF CHLOROPHYLL Demonstrate absorption spectrum of chlorophyll.
	N2-32: ABSORPTION SPECTRA OF GLASS Demonstrate absorption spectrum of glass doped with various chemicals.