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  • New name for element 118, with symbol Og, formerly temporarily known as ununoctium. It is named for the pioneering physicist Yuri Oganessian. Note that it ends in -on, not -ium, to match the elements above it such as neon.

    June 8, 2016

  • A lot less bulky than oganessianium that people had proposed since 2011.

    June 8, 2016