Iodine | Chemical Properties, Uses, & Applications | Britannica
2024年11月11日 · 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 …
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 - Wikipedia
Iodine is the fourth halogen, being a member of group 17 in the periodic table, below fluorine, chlorine, and bromine; since astatine and tennessine are radioactive, iodine is the heaviest stable halogen. Iodine has an electron configuration of [Kr]5s 2 4d 10 5p 5, with the seven electrons in the fifth and outermost shell being its valence ...
Iodine | I (Element) - PubChem
Iodine is a bluish-black, lustrous solid, volatizing at ordinary temperatures into a blue-violet gas with an irritating odor; it forms compounds with many elements, but is less active than the other halogens, which displace it from iodides. Iodine exhibits some metallic-like properties.
Iodine (I)
Iodine is the 53rd element in the periodic table and has a symbol of I and atomic number of 53. It has an atomic weight of 126.90447 and a mass number of 127. Iodine has fifty-three protons and seventy-four neutrons in its nucleus, and fifty-three electrons in five shells.
Iodine - The Chemical Elements
2020年4月9日 · With the periodic table symbol (I), atomic number 53, atomic mass of 126.9045 g.mol-1, and electron configuration [Kr] 4d105s25p5, iodine is a nonmetallic grayish-black substance with a strong odor that forms solid crystals with a …
Iodine Facts (Atomic Number 53 or I) - Science Notes and Projects
2023年9月30日 · Iodine is a chemical element with the symbol I and atomic number 53. This halogen occurs in the human diet, primarily in iodized salt, and is essential for human health in trace amounts. Iodine plays a crucial role in thyroid function, helping to regulate metabolism.
IODINE - Periodic Table
Iodine belongs to halogen group in the periodic table. Iodine is an essential mineral commonly found in sea food. Iodine plays an important role in proper functioning of thyroid hormone in the human body.
Iodine - Periodic Table
Iodine is added to table salt to prevent thyroid disease. Iodine - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.
WebElements Periodic Table » Iodine » the essentials
Iodine is a bluish-black, lustrous solid. It volatilises at ambient temperatures into a pretty blue-violet gas with an irritating odour. It forms compounds with most elements, but is less reactive than the other halogens, which displace it from iodides. …