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face-centered cubic (fcc) ( cF4) Argon is a chemical element; it has symbol Ar and atomic number 18. It is in group 18 of the periodic table and is a noble gas. [9] Argon is the third most abundant gas in Earth's atmosphere, at 0.934% (9340 ppmv ).
4 days ago · Argon is a colourless, odourless, and tasteless noble gas that is the most abundant and industrially useful of the noble gases. It is produced by the decay of potassium-40 in rocks and is used in gas-filled devices, welding, and dating.
Element Argon (Ar), Group 18, Atomic Number 18, p-block, Mass 39.95. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. Jump to main content
Learn about argon, a noble gas and the third most abundant gas in earth's atmosphere. Find out its chemical properties, uses, facts, and FAQs on this web page.
Feb 20, 2015 · Argon is an inert, colorless and odorless element — one of the Noble gases. Used in fluorescent lights and in welding, this element gets its name from the Greek word for "lazy," an homage to how...
Argon is a colourless, odourless, and tasteless noble gas that makes up about 1% of air. It is used in welding, lightbulbs, lasers, Geiger counters, and dating rocks and samples.
Argon is a colourless and odourless gas present to a very small extent in the atmosphere. Argon is very inert (indeed it is referred to as one of the noble gases) and is not known to form true chemical compounds.
