Matching Pairs TCA: Chemistry: NG and HlgnOnline version Match the Symbol to the element by Elvira Trevino 1 I 2 Xe 3 Rn 4 Ar 5 Kr 6 Og 7 Ts 8 At 9 He 10 Br 11 Ne 12 Cl 13 F Krypton Argon Neon Astatine Helium Xenon Oganesson Iodine Tennessine Radon Bromine Fluorine Chlorine