Noble gas | Chemical elements

Main informations

Wikipedia
en.wikipedia.org/wiki/Noble_gas

Elements

Argon
Symbol: Ar
Atomic number: 18
Helium
Symbol: He
Atomic number: 2
Krypton
Symbol: Kr
Atomic number: 36
Neon
Symbol: Ne
Atomic number: 10
Radon
Symbol: Rn
Atomic number: 86
Ununoctium
Symbol: Uuo
Atomic number: 118
Xenon
Symbol: Xe
Atomic number: 54


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