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 …

Element Iodine (I), Group 17, Atomic Number 53, p-block, Mass 126.904. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Dec 12, 2025 · Iodine, chemical element, a member of the halogen elements, or Group 17 (Group VIIa) of the periodic table.

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 …

Iodine is a chemical element of the periodic table with chemical symbol I and atomic number 53 with an atomic weight of 126.904 u and is classed as nonmetal and is part of group 17 …

Periodic Table Iodine Iodine is a chemical element with symbol I and atomic number 53. Classified as a halogen, Iodine is a solid at 25°C (room temperature).

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 …

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 …

Iodine - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.

Physical and chemical properties of Iodine: general data, thermal properties, ionization energies, isotopes, reduction potentials, abundance of elements, crystallographic data.