Iron(III) oxide-hydroxide or ferric oxyhydroxide is the chemical compound of iron, oxygen, and hydrogen with formula FeO(OH). The compound is often encountered...
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Iron(III) oxide or ferric oxide is the inorganic compound with the formula Fe2O3. It occurs in nature as the mineral hematite, which serves as the primary...
22 KB (2,154 words) - 00:39, 29 October 2024
anaerobic conditions, the iron(II) hydroxide can be oxidised by the protons of water to form magnetite (iron(II,III) oxide) and molecular hydrogen. This...
7 KB (661 words) - 06:51, 17 November 2024
Iron(II,III) oxide, or black iron oxide, is the chemical compound with formula Fe3O4. It occurs in nature as the mineral magnetite. It is one of a number...
23 KB (2,169 words) - 13:28, 16 September 2024
Rust (redirect from Rust (iron oxide))
hydrous iron(III) oxides (Fe2O3·nH2O) and iron(III) oxide-hydroxide (FeO(OH), Fe(OH)3), and is typically associated with the corrosion of refined iron. Given...
28 KB (3,121 words) - 12:50, 18 November 2024
Goethite (category Iron oxide pigments)
/ˈɡoʊθaɪt/) is a mineral of the diaspore group, consisting of iron(III) oxide-hydroxide, specifically the α-polymorph. It is found in soil and other low-temperature...
17 KB (1,689 words) - 12:12, 26 February 2024
hydrated iron(III) oxide (ferric oxide). Iron(II) oxide also refers to a family of related non-stoichiometric compounds, which are typically iron deficient...
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magnetite, and hematite. Oxides of FeII FeO: iron(II) oxide, wüstite Mixed oxides of FeII and FeIII Fe3O4: Iron(II,III) oxide, magnetite Fe4O5 Fe5O6 Fe5O7...
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Limonite (redirect from Brown iron ore)
Limonite (/ˈlaɪməˌnaɪt/) is an iron ore consisting of a mixture of hydrated iron(III) oxide-hydroxides in varying composition. The generic formula is...
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high temperatures (e.g. above 500 °C), iron can react endothermically with sodium hydroxide to form iron(III) oxide, sodium metal, and hydrogen gas. This...
54 KB (5,925 words) - 15:03, 14 November 2024
inorganic compounds, in which carbonates, oxides, and hydroxides of calcium, silicon, magnesium, aluminium, and iron predominate. By contrast, quicklime specifically...
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bound to a strongly electron-withdrawing metal centre, hydroxide ligands tend to ionise into oxide ligands. For example, the bichromate ion [HCrO4]− dissociates...
41 KB (4,891 words) - 16:04, 20 November 2024
Nickel oxide hydroxide is the inorganic compound with the chemical formula NiO(OH). It is a black solid that is insoluble in all solvents but attacked...
3 KB (311 words) - 02:43, 20 November 2023
The nickel–iron battery (NiFe battery) is a rechargeable battery having nickel(III) oxide-hydroxide positive plates and iron negative plates, with an...
18 KB (2,022 words) - 23:31, 20 July 2024
hydroxide is amphoteric, i.e., it has both basic and acidic properties. Closely related are aluminium oxide hydroxide, AlO(OH), and aluminium oxide or...
24 KB (2,174 words) - 07:32, 23 October 2024
its oxide layer. Iron forms various oxide and hydroxide compounds; the most common are iron(II,III) oxide (Fe3O4), and iron(III) oxide (Fe2O3). Iron(II)...
150 KB (17,078 words) - 12:22, 24 August 2024
pages 509-524. doi:10.1016/S0021-9797(78)80011-3 H. Lux (1963). "Iron (III) Hydroxide FeO(OH)". In G. Brauer (ed.). Handbook of Preparative Inorganic Chemistry...
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Ferrous (redirect from Ferrous iron)
organisms must obtain their iron from the environment. However, iron tends to form highly insoluble iron(III) oxides/hydroxides in aerobic (oxygenated) environment...
9 KB (975 words) - 20:00, 6 November 2024
Lepidocrocite (category Iron(III) minerals)
Lepidocrocite (γ-FeO(OH)), also called esmeraldite or hydrohematite, is an iron oxide-hydroxide mineral. Lepidocrocite has an orthorhombic crystal structure, a hardness...
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coordinated to 4 oxide ions and oxide cubically coordinated to 8 sodium ions. Sodium oxide is produced by the reaction of sodium with sodium hydroxide, sodium...
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An acidic oxide is an oxide that either produces an acidic solution upon addition to water, or acts as an acceptor of hydroxide ions effectively functioning...
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iridescent layer of bismuth oxide, with a whitish-silver bismuth cube for comparison Goethite, an iron(III) oxide-hydroxide, from Polk County, Arkansas...
20 KB (1,973 words) - 09:05, 2 November 2024
low-temperature process does not oxidize the iron, but deposits a copper selenium compound. Hot baths of sodium hydroxide (NaOH), nitrates such as sodium nitrate...
11 KB (1,265 words) - 11:54, 15 September 2024
Manganese oxide is any of a variety of manganese oxides and hydroxides. These include Manganese(II) oxide, MnO Manganese(II,III) oxide, Mn3O4 Manganese(III) oxide...
2 KB (232 words) - 12:21, 27 January 2024
Aluminium oxide (or aluminium(III) oxide) is a chemical compound of aluminium and oxygen with the chemical formula Al2O3. It is the most commonly occurring...
36 KB (3,591 words) - 07:25, 11 November 2024
Ethylene oxide was first reported in 1859 by the French chemist Charles-Adolphe Wurtz, who prepared it by treating 2-chloroethanol with potassium hydroxide: Cl...
106 KB (11,531 words) - 00:26, 22 November 2024
potassium hydroxide and sodium hydroxide. Nickel–iron batteries also use potassium hydroxide electrolyte. In food products, potassium hydroxide acts as...
21 KB (2,063 words) - 06:28, 7 October 2024
Iron oxide nanoparticles are iron oxide particles with diameters between about 1 and 100 nanometers. The two main forms are composed of magnetite (Fe3O4)...
25 KB (2,968 words) - 11:37, 20 February 2024