Which Happened First?

Discovery of oganesson

Discovery of oganesson
Image: Kwamikagami · CC BY-SA 4.0 · source

Oganesson is a synthetic chemical element; it has symbol Og and atomic number 118. It was first synthesized in 2002 at the Joint Institute for Nuclear Research (JINR) in Dubna, near Moscow, Russia, by a joint team of Russian and American scientists.

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

Which happened first?

Timeline

  1. Discovery of oganesson (this page)June 2002
  2. Discovery of QuaoarJune 4, 2002
  3. Discovery of (136108) HaumeaMarch 7, 2003
  4. Discovery of ErisOctober 21, 2003
  5. Discovery of moscoviumAugust 2003
  6. Discovery of SednaNovember 14, 2003

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Discovery of oganesson (June 2002) · Which Happened First?