<P> As of 2016 , the periodic table has 118 confirmed elements , from element 1 ( hydrogen ) to 118 ( oganesson ) . Elements 113 , 115 , 117 and 118 , the most recent discoveries , were officially confirmed by the International Union of Pure and Applied Chemistry ( IUPAC ) in December 2015 . Their proposed names , nihonium ( Nh ) , moscovium ( Mc ) , tennessine ( Ts ) and oganesson ( Og ) respectively , were announced by the IUPAC in June 2016 and made official in November 2016 . </P>
the first element on the periodic table is
hydrogen