Elements 113, 115, 117 and 118 Have been added to the periodic table by IUPAC. This is the first time since 2011 that the table has been updated. With these four additions, the seventh row of the table is now complete. Currently the elements have not been given official names. Elements 115, 117, and 118 were discovered by a Russian-American team while 113 was discovered by Japan. |
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December 2021
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