115

Uup

Ununpentium
[ 288 ]
 Historical Information

Experimental results reported in 2004 involving the bomabardment of americium-243 with calcium-48 ions are consistent with the formation in the laboratory of a few atoms of elements 113 and 115.

Basic Information Shells
  • Name:Ununpentium
  • Symbol: Uup
  • Atomic number: 115
  • Atomic weight: [ 288 ]
  • Standard state: presumably solid at 298 K
  • Group in periodic table:15
  • Group name: Pnictogen
  • Period in periodic table: 7
  • Block in periodic table: p-block
  • Classification: Metallic
 Ununpentium
Uses Trivia
  • It has no uses.

Only four nuclei were identified and the claim has not yet been ratified, but the results are now published in a reputable peer-reviewed journal.