Yodo

Ang yodo (Iningles iodine) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga I ug kaiphan nga atomik 53. Ang yodo mao ang halogen.

Iodine
53I
Br

I

At
Hydrogen (other non-metal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (other non-metal)
Nitrogen (other non-metal)
Oxygen (other non-metal)
Fluorine (halogen)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (other non-metal)
Sulfur (other non-metal)
Chlorine (halogen)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (other non-metal)
Bromine (halogen)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (halogen)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanoid)
Cerium (lanthanoid)
Praseodymium (lanthanoid)
Neodymium (lanthanoid)
Promethium (lanthanoid)
Samarium (lanthanoid)
Europium (lanthanoid)
Gadolinium (lanthanoid)
Terbium (lanthanoid)
Dysprosium (lanthanoid)
Holmium (lanthanoid)
Erbium (lanthanoid)
Thulium (lanthanoid)
Ytterbium (lanthanoid)
Lutetium (lanthanoid)
Hafnium (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (halogen)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinoid)
Thorium (actinoid)
Protactinium (actinoid)
Uranium (actinoid)
Neptunium (actinoid)
Plutonium (actinoid)
Americium (actinoid)
Curium (actinoid)
Berkelium (actinoid)
Californium (actinoid)
Einsteinium (actinoid)
Fermium (actinoid)
Mendelevium (actinoid)
Nobelium (actinoid)
Lawrencium (actinoid)
Rutherfordium (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Ununtrium (unknown chemical properties)
Flerovium (unknown chemical properties)
Ununpentium (unknown chemical properties)
Livermorium (unknown chemical properties)
Ununseptium (unknown chemical properties)
Ununoctium (unknown chemical properties)
Periodic table
telluriumiodinexenon
Panagway
lustrous metallic gray, violet as a gas
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphaniodine, I, 53
Paglitok/ˈ.ədn/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-ə-dyn]],
/ˈ.ədn/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-ə-dən]],
or /ˈ.ədn/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-ə-deen]]
Kategoriyang elementohalogen
Group, period, block17, 5, p
Gibug-aton sa atomo126.90447
Kontorno sa elektron[Kr] 4d10 5s2 5p5
2, 8, 18, 18, 7
Electron shells of iodine (2, 8, 18, 18, 7)
Electron shells of iodine (2, 8, 18, 18, 7)
History
PagkadiskobreBernard Courtois (1811)
First isolationBernard Courtois (1811)
Physical properties
Phasemagahi
Density (near r.t.)4.933 g·cm−3
Melting point386.85 K, 113.7 °C, 236.66 °F
Boiling point457.4 K, 184.3 °C, 363.7 °F
Triple point386.65 K (113°C), 12.1 kPa
Critical point819 K, 11.7 MPa
Heat of fusion(I2) 15.52 kJ·mol−1
Heat of vaporization(I2) 41.57 kJ·mol−1
Molar heat capacity(I2) 54.44 J·mol−1·K−1
Vapor pressure (rhombic)
P (Pa)1101001 k10 k100 k
at T (K)260282309342381457
Atomic properties
Oxidation states7, 5, 3, 1, -1
(strongly acidic oxide)
Electronegativity2.66 (Pauling scale)
Ionization energies1st: 1008.4 kJ·mol−1
2nd: 1845.9 kJ·mol−1
3rd: 3180 kJ·mol−1
Atomic radius140 pm
Covalent radius139±3 pm
Van der Waals radius198 pm
Miscellanea
Crystal structureorthorhombic
Iodine has a orthorhombic crystal structure
Magnetic orderingdiamagnetic[1]
Electrical resistivity(0 °C) 1.3×107Ω·m
Thermal conductivity0.449 W·m−1·K−1
Bulk modulus7.7 GPa
CAS registry number7553-56-2
Most stable isotopes
Main article: Isotopes of iodine
isoNAhalf-lifeDMDE (MeV)DP
123Isyn13 hε, γ0.16123Te
124Isyn4.176 dε-124Te
125Isyn59.40 dε-125Te
127I100%127I is stable with 74 neutrons
129Itrace1.57×107 yβ0.194129Xe
131Isyn8.02070 dβ, γ0.971131Xe
135Isyn6.57 hβ-135Xe
· r

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