| NOMBRE | substance | número atómico 18, argón, Ar | a colorless and odorless inert gas |
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| Sentido | A colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere. | |
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| Sinónimos | argón, Ar | |
| General | argonon, gas inerte, gas noble, gas raro | Any of the chemically inert gaseous elements of the helium group in the periodic table |
| elemento, elemento químico | Any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter | |
| Substancia de | aire | A mixture of gases (especially oxygen) required for breathing |
| Inglés | argon, Ar, atomic number 18 | |
| Catalán | argó, número atòmic 18 | |
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