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*  Archaeometallurgy
The specific study of the ferrous compounds used in past. After initial sporadic work, archaeometallurgy was more widely ... The specific study of the non-ferrous metals used in past. Gold, silver and copper were the first to be used by ancient humans ... Liquation Roman metallurgy Metallurgy during the Copper Age in Europe Metallurgy in Pre-Columbian America History of ferrous ...
*  Iron(II) bromide
... as are all ferrous compounds.[citation needed] FeBr2 possesses a strong metamagnetism at 4.2°K and has long been studied as a ... Iron(II) bromide is a chemical compound with the chemical formula FeBr2. The anhydrous compound is a yellow or brownish-colored ... It is a common precursor to other iron compounds in research laboratory, but no applications exist for this compound. Like most ... prototypical metamagnetic compound. Haberecht, J.; Borrmann, H.; Kniep, R. "Refinement of the Crystal Structure of Iron ...
*  Tetraphenylporphyrin
Well-studied derivatives include the ferric compounds, e.g. Fe(TPP)Cl and the oxide [Fe(TPP)]2O, and ferrous compounds, e.g. Fe ... The compound is a dark purple solid that dissolves in nonpolar organic solvents such as chloroform and benzene. ... One of the first functional analogues of myoglobin was the ferrous derivative of the "picket fence porphyrin," which is ... Unlike natural porphyrins, H2TPP is substituted at the oxidatively sensitive "meso" carbon positions, and hence the compound is ...
*  Ferroverdin
It is claimed to be the "first stable ferrous compound to be found in nature." There are three types of ferroverdin: A, B, and ... It consists of three p-vinylphenyl-3-nitroso-4-hydroxybenzoate ligands complexed with a ferrous ion. Ferroverdin is a green ... Ferroverdin refers to three different coordination compounds that were first isolated in 1955 by Chain, Tonolo, and Carilli. ... Neilands, J. B. (1966). "Naturally occurring non-porphyrin iron compounds". 1: 59-108. doi:10.1007/BFb0119549. Cone, M (1995 ...
*  Tachylite
These tachylite fragments, which are usually much decomposed by the oxidation and hydration of their ferrous compounds, have ...
*  Iron(II) chloride
... , also known as ferrous chloride, is the chemical compound of formula FeCl2. It is a paramagnetic solid with a ... but the related compounds ferrous sulfate and ferric chloride enjoy more applications. Aside from use in the laboratory ... The compound is also soluble in water; aqueous solutions of FeCl2 are highly transparent and pale green in color. Hydrated ... The compound is white, but typical samples are often off-white. FeCl2 crystallizes from water as the greenish tetrahydrate, ...
*  Thermal Oxide Reprocessing Plant
... one way in which this is done is by avoiding the use of ferrous compounds as plutonium reducing agents. In this plant the ...
*  Iron(II) sulfate
Industrially, ferrous sulfate is mainly used as a precursor to other iron compounds. It is a reducing agent, and as such is ... Together with other iron compounds, ferrous sulfate is used to fortify foods and to treat and prevent iron deficiency anemia. ... Ferrous sulfate was used in the manufacture of inks, most notably iron gall ink, which was used from the middle ages until the ... These compounds exist most commonly as the heptahydrate (x = 7) but are known for several values of x. The hydrated form is ...
*  Iron(II) selenide
... refers to a number of inorganic compounds of ferrous iron and selenide (Se2−). The phase diagram of the ... Cobalt has been used in other pnictogen compounds as a substitute for iron and found to work as well. Okamoto H (1991). "The Fe ...
*  Hypolimnetic aeration
The naturally occurring iron and manganese is mainly present as divalent, soluble ferrous/ manganous compound. At very high ... Divalent iron compounds successively diffusing from anaerobic sediment layers are oxidized at the boundary zone between aerobic ... In this way further operating costs for the removal of dissolved iron and manganese compounds can be realized. The amount and ... deep-water aeration oxidizes and precipitates dissolved iron and manganese compounds, before the water is treated in a suitable ...
*  Iron
... forms compounds mainly in the +2 and +3 oxidation states. Traditionally, iron(II) compounds are called ferrous, and iron( ... The binary ferrous and ferric halides are well-known, with the exception of ferric iodide. The ferrous halides typically arise ... Iron forms binary compounds with the halogens and the chalcogens. Among its organometallic compounds is ferrocene, the first ... compounds tend to be oxidized to iron(III) compounds in the air. Unlike many other metals, iron does not form amalgams with ...
*  Iron(II) oxide
... or ferrous oxide is the inorganic compound with the formula FeO. Its mineral form is known as wüstite. One of ... oxide also refers to a family of related non-stoichiometric compounds, which are typically iron deficient with compositions ...
*  Ferrous tartrate
... is a chemical compound and the iron(II) salt of tartaric acid. Ferrous tartrate has been used as a steel ... "Ferrous tartrate". chemspider.com. Retrieved 20 June 2015. Pharmacopoeia of the City of London Hospital for Diseases of the ...
*  Iron(II) hydroxide
... or ferrous hydroxide is an inorganic compound with the formula Fe(OH)2. It is produced when iron(II) salts, ... All forms of green rust (including fougerite) are more complex and variable than the ideal iron(II) hydroxide compound. The ... from a compound such as iron(II) sulfate, are treated with hydroxide ions. Iron(II) hydroxide is a white solid, but even traces ... natural analogue of iron(II) hydroxide compound is a very rare mineral amakinite, (Fe,Mg)(OH)2. Under anaerobic conditions, the ...
*  Iron(II) fluoride
... or ferrous fluoride is an inorganic compound with the molecular formula FeF2. It forms a tetrahydrate FeF2· ... Like most fluoride compounds, the anhydrous and hydrated forms of iron(II) fluoride feature high spin metal center. Low ... National Pollutant Inventory - Fluoride and compounds fact sheet Penfold, B. R.; Taylor, M. R. (1960). "The crystal structure ... Dale L. Perry (1995), "Handbook of Inorganic Compounds", page 167. CRC Press. ISBN 9780849386718 Stout, J.; Stanley A. Reed ( ...
*  2,6-Pyridinedicarbothioic acid
In the presence of air, the ferrous complex oxidizes to the ferric compound. It is iron selective as only the Fe complex is ... Siderophores solubilize compounds by forming strong complexes. PDTC is secreted by the soil bacteria Pseudomonas stutzeri and ... 2,6-Pyridinedicarbothioic acid (PDTC) is an organosulfur compound that is produced by some bacteria. It functions as a ... The ferric complex is brown, whereas the ferrous complex is blue. ...
*  Iron(II) gluconate
Ferrous gluconate is effectively used in the treatment of hypochromic anemia. The use of this compound compared with other iron ... Iron(II) gluconate, or ferrous gluconate, is a black compound often used as an iron supplement. It is the iron(II) salt of ... SciToys.com ferrous gluconate information page Drugs.com ferrous gluconate summary Reznikoff, Paul; Goebel, Walther F. (1937 ... Ferrous gluconate may be toxic in case of overdose. Children may show signs of toxicity with ingestions of 10-20 mg/kg of ...
*  Gleysol
Where Anaerobic organisms reduce ferric oxide to ferrous oxide, the reduced mineral compounds produce the gley soil typical ... The presence of reddish or orange mottles indicates localised re-oxidation of ferrous salts in the soil matrix, and is often ... structure of hydrotalcite-like compounds and mythic ferrosic hydroxide Fe(OH)2+x. Solid State Sciences, vol. 7., no. 5, p. 545- ... which become mottled greyish-blue or brown because of the content of ferrous iron and organic matter. ...
*  Mermaid (Roy Lichtenstein)
In 2010, an additional restoration included "cleaning, corrosion removal and stabilization of its ferrous metal elements, ... compounding of the painted surfaces, concrete repair, and partial repainting". Other elements of the repair include the ...
*  Chemical nomenclature
... this compound is sometimes called ferrous oxide. For the compound, SnO2, the tin ion is Sn4+ (balancing out the 4− charge on ... For example, the compound LiBr is made of Li+ cations and Br− anions; thus, it's called lithium bromide. The compound BaO, ... Covalently-bonded compounds are also known as molecules. In the compound, the first element is named first and with its full ... When these ions combine into a type-I binary compound, their equal-but-opposite charges are neutralized, so the compound's net ...
*  Iron(II) carbonate
... , or ferrous carbonate, is a chemical compound with formula FeCO 3, that occurs naturally as the mineral ... Ferrous carbonate has been used as an iron dietary supplement to treat anemia. Ferrous carbonate is slightly toxic; the ... Ferrous carbonate also forms directly on steel or iron surfaces exposed to solutions of carbon dioxide, forming an "iron ... Volume 1. Philip C. Singer and Werner Stumm (1970): "The solubility of ferrous iron in carbonate-bearing waters". Journal of ...
*  Polishing (metalworking)
Green chromium (III) oxide is the abrasive used in green compounds that are typically used to finish ferrous metals (steels). ... BROWN = Tripoli compound used for general purpose cut and color on most soft metals. Abrasive: Rotten stone. WHITE = Blizzard ... BLACK = Emery Compound, a coarse abrasive material for removal of scratches, pits, paint, rust etc. Abrasive: Emery. ... The following chart will help in deciding which wheels and compounds to use when polishing different materials. This chart is a ...
*  Sodium nitroprusside
This compound decomposes to sodium ferrous ferrocyanide, sodium ferrocyanide, nitric oxide, and cyanogen at about 450 °C. It ... This compound is thus used as a stain to indicate amines in thin layer chromatography. Sodium nitroprusside is similarly used ... Nitroprusside is an inorganic compound with the formula Na2[Fe(CN)5NO], usually encountered as the dihydrate, Na2[Fe(CN)5NO]· ... 260-13: Mossbauer Spectroscopy Standard for the Chemical Shift of Iron Compounds (PDF). National Bureau of Standards. Archived ...
*  Chelation
Ferrous bis-glycinate is an example of one of these compounds that has been developed for human nutrition. Chelation therapy is ... Organic compounds such as the amino acids glutamic acid and histidine, organic diacids such as malate, and polypeptides such as ... These applied the same concept of chelation and did create chelated compounds; but these synthetics were too stable and not ... Metal chelate compounds are common components of fertilizers to provide micronutrients. These micronutrients (manganese, iron, ...
*  Ferrous metallurgy
Journal of Alloys and Compounds. 372: L15-L19. doi:10.1016/j.jallcom.2003.10.005. ISSN 0925-8388. Levin, A. A.; Meyer D. C.; ... Ferrous metallurgy is the metallurgy of iron and its alloys. It began far back in prehistory. The earliest surviving iron ... Damascus Steel History of steelmaking Iron Age Nok culture Non-ferrous extractive metallurgy Roman metallurgy Bintie, a Chinese ...
*  Sulfide
... is also used non-systematically, to describe compounds which release hydrogen sulfide upon acidification, or a compound ... ferrous ion: Fe2+). Dimethyldisulfide has the chemical binding CH3-S-S-CH3, whereas carbon disulfide has no S-S bond, being S=C ... Sulfide compounds can be prepared in several different ways: Direct combination of elements: Example: Fe(s) + S(s) → FeS(s) ... The preferred descriptor for such SH-containing compounds is thiol or mercaptan, i.e. methanethiol, or methyl mercaptan. ...