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Iodine
I
In 1811, a French Chemist named Benard Courtois discvored Iodine.
Atomic Number- 53 Number of Protons- 54 Number of Electrons- 53
74 Nuetrons
Used In: Medicine- Helps regulate hormone and prevents a disease called Goiter. Also, Iodine is used as a disinfectant. Farming- Iodine is added as a supplement in animal feed. Science- Iodine is sometimes used as a catalyst.
Atomic Mass- 126.904 amu
By Jessie Levin November 2009
Common Isotopes
Iodine 127 is the most common naturally occurring Isotope Artificial Iodine is radiactive.
Iodine in its natural solid state
Melting Point: 386.7 K Boiling Point: 458.4 K
Iodine is named after the Greek word iodes, meaning violet. When Iodine is sublimated, it turns violet.
Iodine is found in the: 17th Group 5th Period Non-Metal
Iodine isn't a reactive halogn. It reacts with all elements except the noble gasses. A common compound is KI (Potassium Iodine).
