Expanded periodic table (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption An expanded periodic table shows where researchers expect elements 119 and 120 to be categorized if they are discovered. Credit Marilyn Sargent/Berkeley Lab Usage Restrictions N/A License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.