The International Union of Pure and Applied Chemistry Joint Working Party has announced the official names and symbols of the chemical elements formerly known as 113, 115, 117 and 118. The proposed ...
The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...
Four chemical elements have been formally added to the periodic table, completing the scheme's seventh row. They are the first to be included in the table since 2011, when elements 114 and 116 were ...
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