(Jimmy of the Clue Crew indicates the right-hand column of the periodic table.) On the periodic table, the six gases in this column, beginning with helium & ending with radon, are described as this, because they don't readily react with other elements
Silently, 
Sharon separated the forms and laid them out on the Periodic Table of the... [DOC] [TLE] G.K objectives for all - CSS Forums [PAR] May 9, 2010 ...