Argon+ Kenlyn


 * Element Name**: Argon


 * Element Symbol**: Ar


 * Atomic Mass**: 40[[image:argon.png width="216" height="288" align="right"]]


 * Atomic Number**: 18


 * Protons**: 18


 * Electrons**: 18


 * Discovery**: Henry Cavendish in 1785 but it was not isolated until 1894 by Lord Rayleigh and Sir William Ramsay


 * How it was named**: In Greek, Argon means " the inactive one"


 * State of matter**: Gas


 * Melting Point**: -189.35­°C


 * Boiling Point**: -185.85°C


 * Three Characteristics**: Colorless, odorless. nontoxic


 * Use of element**: Incandescent lights are filled with Argon


 * Two interesting facts**: Makes up .93% of the Earths atmosphere, Argon is inexpensive

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