Iodine

Element Name: Iodine


 * Element Symbol:** I


 * Atomic Mass:** 127[[image:Iodine_michael.png width="216" height="288" align="right"]]


 * Atomic Number:** 53


 * Protons**: 53


 * Electrons:** 53


 * Discovery:** Courtois in 1811


 * How It Was Named:** From the Greek word for violet, Iodes


 * State of Matter:** Solid (in room temperature)


 * Melting Point:** 113.7­�C


 * Boiling Point:** 184.3�C


 * Characteristics:** Iodine is lustrous metallic gray and is violet as a gas. It can be seen apparently sublimating at standard temperatures. The liquid is often obscured by a dense violet vapor of gaseous Iodine.


 * Uses of Element:** It is used in medicine. Potassium Iodine finds use in photography.


 * Interesting Facts:** Iodine is added to salt.(Iodized Salt) It changes color when it changes state. Iodine has 2 states of matter solid and gas.

media type="youtube" key="JUBsJLRSM64" height="390" width="640" align="center"