Which Happened First?

Discovery of krypton

Discovery of krypton
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Krypton is a chemical element; it has symbol Kr and atomic number 36. It is a colorless, odorless noble gas that occurs in trace amounts in the atmosphere and is often used with other rare gases in fluorescent lamps. Krypton is chemically inert.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Which happened first?

Timeline

  1. Discovery of krypton (this page)1898
  2. Discovery of neon1898
  3. Discovery of polonium1898
  4. Discovery of radium1898
  5. Discovery of xenonJuly 12, 1898
  6. Discovery of actinium1899

Related

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