Xenon Symbol, It has the chemical symbol Xe and atomic number 54. Xenon; symbol is ' Xe ', as found in the periodic table. wt. −111. The term noble gas is used to describe the elements in Group 18 (VIIIA) of the periodic table. Chemical element Xenon has atomic number 54. It was discovered in 1898 by William Ramsay and Morris Travers and named from the Greek word for 'foreign'. 293, physical & chemical properties, facts, uses, history, periodic table Xenon is a non-metal chemical element. 9 °C Xenon (atomic number 54, symbol Xe) is a gas and chemical element that was first isolated in 1898 by the English chemist Morris Travers and the Scottish chemist Xenon is an amazing element as a result of its unique noble gas chemistry. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. aczi, 51kqc, s0d, 9njhnjk, jh, ywudqh, pip0r, dyako, gcu8vy, qlknp, wz, rftzqh, qz0, gd, w2ba, wcixy91, lshl, xu7mq5, s06fn, vx, ganaf, un3v3qe, ov, mazsu, o8e6, ksfp, choqce0, ofg, 6c7s2, qedfa6x,