<page_title> Period 7 element </page_title> <section_title> Elements </section_title> <table> <cell> 118 <col_header> Chemical element </col_header> <col_header>  </col_header> </cell> <cell> Oganesson <col_header> Chemical element </col_header> <col_header>  </col_header> </cell> </table>
Period 7 elements have been discovered, up to oganesson (element 118).