What Is the Electronegativity of Argon?


Quick Answer

As a noble gas that was believed to be unable to form compounds, argon has no electronegativity on the Pauling Scale. In 2000, the compound argon fluorohydride (HArF) was reported. It has no practical uses outside of basic research because it cannot be stable above -411 degrees Fahrenheit.

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Full Answer

Argon was discovered in 1894 by Sir William Ramsay and Lord Rayleigh. It is a byproduct of nitrogen and oxygen in the air. Argon can be found in incandescent and fluorescent light bulbs and is used in arc welding. The name of argon is derived form the Greek word "argos," which means "inactive." It has an atomic weight of about 39.948, an atomic number of 18 and the atomic symbol of Ar.

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