1+-+Craft+-+Ar


 * Argon **

**Appearance:** odorless, noble gas **Protons:** 18 **Neutrons:** 22 **Electrons:** 18
 * Symbol: ** Ar
 * Atomic Number: ** 18
 * Valance Electrons: ** 0
 * Atomic Radius: ** 71 pm
 * Discovered By: ** Sir William Ramsey (1894)
 * Uses: ** Argon is used in Fluorescent tubes, electrical lights, and lasers