Argon Gas Supply Chicago And Other Noble Gases

By Marcie Goodman


Argon (chemical symbol Ar)is a colorless, odorless member of the noble gases. It is present in the atmosphere at very low levels and is more inert than gaseous nitrogen. Although Ar is limited, it is 500 times more abundant than neon, the next most common noble gas. Argon is very inert, which makes it unlikely to form a chemical compound with anything. It is perfect for Argon gas supply Chicago because it is handy for working with air-sensitive materials.

As well as the semiconductor industry, Ar is used in lasers for cutting titanium, in welding and in the refinement of stainless steel. Because it has very low thermal conductivity, Argon is blown into the space between two panels of double glazing. Here, it acts as an insulator in homes and in commercial buildings. During the winter time, it keeps the cold air out and the warm air inside. In the summer, it does the reverse. The gas, Ar, is also used in spectrographic analysis.

Helium (He), with an atomic mass of 4, is the lightest of the noble gases. It is in the gaseous state at standard temperature and pressure (STP). Similar to Ar, helium is inert, odorless and colorless. It has the lowest boiling and melting points of all the elements. Its two most popular uses are filling party balloons and inhaling to make the human voice go squeaky. This turns out not to be such a harmless property. A coroner in England is petitioning for the sale of helium to be strictly regulated after a college student used it to take his own life.

The second noble gas in Mendeleev's Periodic Table is neon (Ne), discovered by Sir William Ramsay in 1898 and given the Greek name for "new". Commercial uses for neon include cryogenic refrigeration, gas lasers and in lighting.

Noble gas number four is Krypton (Kr). Toxic to certain extraterrestrial superheroes, krypton, like all noble gases, derives its name from the Greek language. In this case, the word is "hidden." Also like all other noble gases, it was discovered during a six-week period that began in May of 1898. It was isolated by two English scientists, Sir William Ramsay and Morris Travers. Commercially, Kr is used in fluorescent lighting and in flash lamps used in photography.

The next noble gas is Xenon. Xenon occurs on Earth only in trace amounts. It most prevalent use is probably in scrabble games and crosswords as it is of little commercial value. Its major application is in lighting. It gets its name from the Greek word for "stranger."

The last of the noble gases, and the most heavy, is radon. It has the unusual property of reflecting a brilliant phorphorescence when chilled beyond its freezing point. It is the only gas that has radioactive isotopes and it is used in the treatment of cancer. Radon gets its name via radium, the "middle element."

Argon gas supply Chicago is the third most common gas in the atmosphere. It is very valuable commercially. It is used in double-glazed windows, in lasers and in the computer industry.




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