Iodine (pípè /ˈaɪ.ɵdaɪn/ EYE-o-dyne, /ˈaɪ.ɵdɨn/ EYE-o-dən, tabi /ˈaɪ.ɵdiːn/ EYE-o-deen; lati Gíríkì: [ιώδης iodes] error: {{lang}}: text has italic markup (help) meaning violet (or purple), je apilese kemika to ni ami-idamo I ati noma atomu 53.

Iodine, 53I
Iod kristall.jpg
Iodine
Pípè /ˈədn,_ʔdɪn,_ʔdn/ (EYE-ə-dyn-,_--din)
Ìhànsójúsolid violet-dark gray, lustrous
Ìwúwo átọ̀mù Ar, std(I)126.90447(3)[1]
Iodine ní orí tábìlì àyè
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
Br

I

At
telluriumiodinexenon
Nọ́mbà átọ̀mù (Z)53
Ẹgbẹ́group 17 (halogens)
Àyèàyè 5
Àdìpọ̀Àdìpọ̀-p
Ẹ̀ka ẹ́límẹ́ntì  Reactive nonmetal
Ìtò ẹ̀lẹ́ktrọ́nù[Kr] 4d10 5s2 5p5
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan2, 8, 18, 18, 7
Àwọn ohun ìní ara
Ìfarahàn at STPsolid
Ìgbà ìyọ́386.85 K ​(113.7 °C, ​236.66 °F)
Ígbà ìhó457.4 K ​(184.3 °C, ​363.7 °F)
Kíki (near r.t.)4.933 g/cm3
Triple point386.65 K, ​12.1 kPa
Critical point819 K, 11.7 MPa
Heat of fusion(I2) 15.52 kJ/mol
Heat of (I2) 41.57 kJ/mol
Molar heat capacity(I2) 54.44 J/(mol·K)
 pressure (rhombic)
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 260 282 309 342 381 457
Atomic properties
Oxidation states−1, +1, +3, +4, +5, +6, +7 Àdàkọ:Infobox element/symbol-to-oxidation-state/comment
ElectronegativityPauling scale: 2.66
Atomic radiusempirical: 140 pm
Covalent radius139±3 pm
Van der Waals radius198 pm
Color lines in a spectral range
Spectral lines of iodine
Other properties
Natural occurrenceprimordial
Crystal structureorthorhombic
Orthorhombic crystal structure for iodine
Thermal conductivity0.449 W/(m·K)
Electrical resistivity1.3×107 Ω·m (at 0 °C)
Magnetic orderingdiamagnetic[2]
Bulk modulus7.7 GPa
CAS Number7553-56-2
Main isotopes of iodine
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct
123I syn 13 h ε, γ 0.16 123Te
127I 100% 127I is stable with 74 neutrons
129I trace 15.7×106 y β 0.194 129Xe
131I syn 8.02070 d β, γ 0.971 131Xe
Àdàkọ:Category-inline
| references


ItokasiÀtúnṣe

  1. Meija, Juris; Coplen, Tyler B.; Berglund, Michael; Brand, Willi A.; De Bièvre, Paul; Gröning, Manfred; Holden, Norman E.; Irrgeher, Johanna et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry 88 (3): 265–91. doi:10.1515/pac-2015-0305. 
  2. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81th edition, CRC press.