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1 janv. 1859 - Spectroscopy

Description:

Gustav Kirchhoff and Robert Bunsen lay the foundations of spectroscopy as a means of chemical analysis, which lead them to the discovery of caesium and rubidium. Other workers soon used the same technique to discover indium, thallium, and helium.

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FINAL - Chemistry Timeline

ByGrace Lackey
11 janv. 2018
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Date:

1 janv. 1859
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~ Il y a 165 ans
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