- Iodine - Wikipedia
Iodine is a chemical element; it has symbol I and atomic number 53 The heaviest of the stable halogens, it exists at standard conditions as a semi-lustrous, non-metallic solid that melts to form a deep violet liquid at 114 °C (237 °F), and boils to a violet gas at 184 °C (363 °F)
- Iodine | Chemical Properties, Uses, Applications | Britannica
iodine (I), chemical element, a member of the halogen elements, or Group 17 (Group VIIa) of the periodic table In 1811 the French chemist Bernard Courtois obtained a violet vapor by heating seaweed ashes with sulfuric acid as a by-product of the manufacture of saltpeter
- Iodine - The Nutrition Source
Iodine is an essential trace mineral not made by the body so must be obtained by food or supplements It is found naturally in some foods and is added to supplements and some salt seasonings
- Iodine - Element information, properties and uses | Periodic Table
Element Iodine (I), Group 17, Atomic Number 53, p-block, Mass 126 904 Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images
- Iodine - Element, Halogen, Gas | Britannica - Encyclopedia Britannica
Iodine - Element, Halogen, Gas: Iodine is a nonmetallic, nearly black solid at room temperature and has a glittering crystalline appearance The molecular lattice contains discrete diatomic molecules, which are also present in the molten and the gaseous states
- The periodic table Iodine - Wikiversity
Iodine is an essential trace element; the thyroid hormones (thyroxine and triiodotyronine) contains iodine According to the World Health Organization, in 2007, 2 billion individuals had insufficient iodine intake, 1 3 being of school age
- Facts About Iodine - Live Science
Iodine is an essential element needed for life It is best known for the vital role it plays in thyroid hormone production in humans as well as in all vertebrates
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