Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
Chemical compound
Hydroiodic acid (or hydriodic acid) is a colorless and aqueous solution of hydrogen iodide (HI). It is a strong acid, which is ionized completely in an aqueous solution. Concentrated solutions of hydroiodic acid are usually 48% to 57% HI.[2]
^Henri A. Favre; Warren H. Powell, eds. (2014). Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013. Cambridge: The Royal Society of Chemistry. p. 131.
^Lyday, Phyllis A. (2005). "Iodine and Iodine Compounds". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. pp. 382–390. doi:10.1002/14356007.a14_381. ISBN 978-3527306732.
Hydroiodicacid (or hydriodic acid) is a colorless and aqueous solution of hydrogen iodide (HI). It is a strong acid, which is ionized completely in an...
Aqueous solutions of HI are known as hydroiodicacid or hydriodic acid, a strong acid. Hydrogen iodide and hydroiodicacid are, however, different in that...
iodine, and sulfur will bear the name hydrochloric acid, hydroiodicacid, and hydrosulfuric acid; ...) Multhauf 1966, pp. 141–142. Stapleton, Henry E...
acid. For example, there is a weak bond between hydrogen and iodine in hydroiodicacid, making it a very strong acid.[citation needed] Binary acids are...
hydroxide with hydrogen iodide or hydroiodicacid. Like the related chloride and bromide, AlI 3 is a strong Lewis acid and will absorb water from the atmosphere...
dihydroiodide (EDDI) is a water-soluble salt derived from ethylenediamine and hydroiodicacid. It is a colorless to light yellow crystalline powder. The salt consists...
ammonium cation and an iodide anion. It can be prepared by the action of hydroiodicacid on ammonia. It is easily soluble in water, from which it crystallizes...
solution. Hence hydroiodicacid cannot be concentrated past this point by evaporation of water. Unlike gaseous hydrogen iodide, hydroiodicacid has major industrial...
cyclohexane samples. In 1867 Marcellin Berthelot reduced benzene with hydroiodicacid at elevated temperatures. In 1870, Adolf von Baeyer repeated the reaction...
Acid strength is the tendency of an acid, symbolised by the chemical formula HA{\displaystyle {\ce {HA}}}, to dissociate into a proton, H+{\displaystyle...
salt [Ni(H2O)6](H2PO2)2. Because hypophosphorous acid can reduce elemental iodine to form hydroiodicacid, which is a reagent effective for reducing ephedrine...
Hydrobromic acid is an aqueous solution of hydrogen bromide. It is a strong acid formed by dissolving the diatomic molecule hydrogen bromide (HBr) in water...
converts to catechol via hydrolysis of the CH3−O bond as promoted by hydroiodicacid (HI). Like other difunctional benzene derivatives, catechol readily...
from dissolved iodine. It may also be prepared by reaction between hydroiodicacid and ethanol distilling off the ethyl iodide. Ethyl iodide should be...
increases in absolute terms, as the halide becomes larger. Whereas hydroiodicacid solutions are stable, the hydronium-astatide solution is clearly less...
Diethyl bis(hydroxymethyl)malonate is treated with hydroiodicacid to yield β,β'-diiodoisobutyric acid after decarboxylation and ester hydrolysis (with...
is a mixture of the two principal phases. Dissolution of the AgI in hydroiodicacid, followed by dilution with water precipitates β-AgI. Alternatively...
solution containing a base, which consumes the sulfur trioxide and hydroiodicacid produced. The main compartment of the titration cell contains the anode...
highly stable, but the methyl group can be removed with strong acids, such as hydroiodicacid or boron trichloride:: 565–566 CH3OC6H5 + HI → HOC6H5 + CH3I...
hydrogen iodide sometimes also with acetic acid. The cleavage of ethers by hydrobromic or hydroiodicacid proceeds by protonation of the ether, followed...
halides, at 295 kJ/mol. Aqueous hydrogen iodide is known as hydroiodicacid, which is a strong acid. Hydrogen iodide is exceptionally soluble in water: one...
l'instant, ce composé triple [Notes on the hydroiodide of potassium and on hydroiodicacid – hydroiodide of carbon; means of obtaining instantly this compound...
nitroaminophenol. Tin(II) chloride Titanium(III) chloride Samarium Hydroiodicacid Metal hydrides are typically not used to reduce aryl nitro compounds...
"Vapour-liquid equilibria in ternary systems. V. The system water-formic acid-metaxylene". Recueil des Travaux Chimiques des Pays-Bas. 66 (9): 564–572...
Although ethers resist hydrolysis, they are cleaved by hydrobromic acid and hydroiodicacid. Hydrogen chloride cleaves ethers only slowly. Methyl ethers typically...
Iodic acid is a white water-soluble solid with the chemical formula HIO3. Its robustness contrasts with the instability of chloric acid and bromic acid. Iodic...
and why hydroiodicacid (pKa = -10) being much more acidic than hydrofluoric acid (pKa = 3). (That's 1013 times more acidic than hydrofluoric acid) Due to...