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Noble gas
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gas nobile, gas inerte
any of the elements in Group 18 of the periodic table, including helium, neon, argon, krypton, xenon, and radon, characterized by their inert nature and stable electron configurations
noble gas
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Esempio
The noble gas configuration is characterized by a full outer electron shell, contributing to the stability and lack of reactivity.
Helium, a noble gas, is known for its low density and is often used in balloons to make them float.
Neon signs emit light when an electrical current passes through neon gas, showcasing the unique properties of noble gases.
Argon, a noble gas commonly used in welding, provides an inert atmosphere to prevent the oxidation of metals during the process.
Noble gases have complete electron shells, making them chemically inert and less likely to form compounds with other elements.
