Ar+-+Argon

Josh Rolfe Name:Argon Symbol:Ar Atomic Number:18 Atomic Mass:39.948 Standard State:gas at 298 k Group name: Noble Gas Period in Periodic Table: 3 Color:colorless Classification:Non-metallic

Argon is a gas used in lightbulbs and flouresent tubes it is also used in welding.Argon's melting point is -308.7 degrees fareinheight. On earth argon is found in less than 1% of air and the only thing it reacts with is that it slightly dissolves in water.Argon was discovered in scotland its name comes from the word argos witch means inactive.Argon is a colorless odorless gas and is found in very small proportions therefore does not have much information.

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