argon /ar·gon/ (Ar) (ahr´gon) a chemical element, at. no. 18.
Argon
argon (Ar)
argon (Ar) [ahr´gon]
ar·gon (är g n )n. Symbol Ar A colorless, inert gaseous element constituting approximately one percent of the earth's atmosphere, used in electric bulbs and fluorescent tubes and in lasers used for opthalmic procedures. Atomic number 18. |
Argon
A colorless, odorless gas.
Mentioned in: Laser Surgery
argon (Ar)
[är′gon]
Etymology: Gk, argos, inactive
a colorless, odorless, chemically inactive gas, making up approximately 1% of the atmosphere. Its atomic mass is 39.95; its atomic number is 18. It forms no known compounds.
argon (Ar) [ahr´gon]
a chemical element, atomic number 18, atomic weight 39.948. (See Appendix 6.)
argon
a chemical element, atomic number 18, atomic weight 39.948, symbol Ar. See Table 6.
How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
| ?Page tools | ||
|---|---|---|
|