Code Number: 7B11.75

Demo Title: Spectral Lines/Spectroscopy - Chlorophyll

Condition: Excellent

Principle: Absorption, (molecular)

Area of Study: Modern Physics, Optics, Astronomy

Equipment:

Holographic grating, Overhead slit mask, White Light Projector, Glass or Plastic Cell, Chlorophyllin, Stirring Rods.

Procedure:

See also: 7B11.75 in Astronomy.

Place the tip of a toothpick into the Chlorophyllin Sodium Copper Salt powder that is in the bottle. Put about 200 ml of water into the flask and dissolve the powder on the tip of the toothpick into it. Add more Chlorophyllin if needed for a good spectrum.

References:

W. Bolton, "The Identification of Chlorophyll", Book 2 - Waves and Particles, Physics Experiments and Projects, 1968, p. 82-83.
Sara Stein, "The Illusion of Color - More Confusion", The Science Book, p. 204.

Disclaimer

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Instructional Resources and Lecture Demonstrations

7B11.75 - Spectral Lines/Spectroscopy - Chlorophyll

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