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  • {{Short description|Chemical compounds with at least one palladium atom}} ...>2+</sup>. [[Palladium(III) compounds]] have also been reported. Palladium compounds are frequently used as catalysts in [[cross-coupling reaction]]s such as th ...
    6 KB (788 words) - 12:03, 7 February 2025
  • ...und]]s with the formula RFeO{{sub|3}}, where R is one or more [[rare-earth element]]s. Orthoferrites have an [[orthorhombic]] crystal structure with a space ...cally ordered spins and consequently also of the net magnetization rotates by 90°.<ref name="afanasiev">{{cite journal |last1=D. Afanasiev |display-autho ...
    3 KB (471 words) - 05:35, 31 July 2024
  • ...wley">{{cite book |last1=Lewis |first1=Robert A. |title=Hawley's Condensed Chemical Dictionary |date=1 April 2016 |publisher=[[John Wiley & Sons]] |isbn=978-1- {{Mercury compounds}} ...
    3 KB (416 words) - 11:35, 30 December 2023
  • ...emical compound|compounds]] containing a [[carbon]] to [[antimony]] (Sb) [[chemical bond]]. Relevant [[oxidation states]] are Sb<sup>V</sup> and Sb<sup>III</su ...ompound|organolithium]] or [[Grignard reaction|Grignard]] reagents to give compounds of the form R<sub>3</sub>Sb: ...
    8 KB (1,163 words) - 22:25, 7 February 2025
  • '''Samarium(III) phosphate''' is an inorganic compound, with the chemical formula of SmPO<sub>4</sub>. It is one of the [[phosphate]]s of [[samarium] Samarium(III) phosphate can be obtained by reacting [[sodium metaphosphate]] with any soluble samarium(III) salt: ...
    3 KB (379 words) - 12:28, 3 January 2024
  • {{Short description|Physico-chemical characterization method based on the ideal gas equation}} ...([[Mercury (element)|mercury]], [[phosphorus]], [[sulfur]]) and inorganic compounds.<ref>{{Cite web|url=https://web.lemoyne.edu/giunta/classicalcs/dumas.html|t ...
    4 KB (580 words) - 17:45, 25 October 2023
  • ...unt (typically one [[Mole (unit)|mole]]) of another substance in a given [[chemical reaction]]. It is an archaic quantity that was used in [[chemistry]] and th \text{mg} \to \text{mEq} : \quad \frac{\text{element mass [mg]}}{\text{mass fraction}} \times \frac{V}{MV}</math> ...
    8 KB (1,082 words) - 16:53, 20 June 2024
  • ...>2−</sup> was the first structure in this class synthesized. The synthetic compounds discussed below contain highly oxidized iron in general, as the concepts ar ==Oxoiron compounds== ...
    11 KB (1,521 words) - 23:56, 7 September 2024
  • While late [[Group 13 element]]s such as [[thallium]] and [[indium]] prefer the +1 oxidation state, alumi ...chnöckel|first3=Hansgeorg|date=1996-02-02|title=Aluminum(I) and Gallium(I) Compounds: Syntheses, Structures, and Reactions|journal=Angewandte Chemie Internation ...
    16 KB (2,341 words) - 13:31, 18 January 2025
  • {{short description|Chemical compounds}} ...]], [[halogen]]s, [[chalcogen]]s and [[pnictogen]]s to form various binary compounds.<ref name="H&P">{{cite book|first1 = David E.|last1 = Hobart|first2 = Josep ...
    20 KB (2,992 words) - 04:48, 18 January 2025
  • {{short description|Metal-containing compounds with peroxide (O2) ions/groups}} ...line earth metal]]s whereas the covalent peroxides are represented by such compounds as hydrogen peroxide and [[peroxymonosulfuric acid]] ({{chem2|H2SO5}}). In ...
    9 KB (1,294 words) - 05:44, 11 December 2024
  • ...atio of a slightly volatile element, potassium (K), to a highly refractory element, uranium (U).}} ...le [[Chemical element|element]], [[potassium ]](K), to a highly refractory element, [[uranium]] (U). It is a useful way to measure the presence of volatile el ...
    11 KB (1,722 words) - 00:08, 19 October 2024
  • [[Curium]] (Cm) usually forms compounds in the +3 oxidation state, although compounds with curium in the +4, +5 and +6 oxidation states are also known. ...d|first3=S.|last4=Zachariasen|first4=W. H.|journal=Journal of the American Chemical Society|volume=77|issue=6|page=1707|date=1955|doi=10.1021/ja01611a108}}</re ...
    14 KB (2,076 words) - 23:55, 4 November 2024
  • ...87''', ''109'', 4292.</ref> Later, one tris(pentamethylcyclopentadienyl) f-element halide complex, (C<sub>5</sub>Me<sub>5</sub>)<sub>3</sub>UCl, was successfu I. the synthesis of the first f-block metallocenes is described by following equation:<ref name=":0" /><ref name=":1" /> ...
    13 KB (2,223 words) - 17:48, 11 May 2024
  • ...entory of Halogenation Catalysts: Oxidative Strategies Predominate|journal=Chemical Reviews|volume=106|issue=8|pages=3364–3378|year=2006|last1=Vaillancourt|fir The HOBr is a potent brominating agent. The many organobromine compounds observed in marine environments are the products of reaction with this oxid ...
    6 KB (823 words) - 09:35, 3 December 2023
  • ...({{IPAc-en|s|ɪ|ˈ|l|ɪ|s|ɪ|k}}) is any [[chemical compound]] containing the element [[silicon]] attached to [[oxide]] ({{chem2|\dO}}) and [[hydroxyl]] ({{chem2 ...silicic acids have not been obtained in a form that has been characterized by [[X-ray crystallography]]. ...
    8 KB (1,165 words) - 13:33, 16 July 2024
  • ...[[tellurium]], [[polonium]], and [[livermorium]]). [[Water]], the first [[chemical compound]] in this series, contains one oxygen atom and two [[hydrogen]] at ...roduct of decomposition in [[oxygen]]-poor environments and as such is one chemical responsible for the smell of [[flatulence]]. It is also a [[volcanic gas]]. ...
    20 KB (2,836 words) - 23:18, 15 April 2024
  • {{Short description|Emission of secondary X-rays from a material excited by high-energy X-rays}} ...d.ac.uk}}</ref><ref>{{Cite web |title=X-ray Spectroscopy {{!}} Division of Chemical Physics |url=https://www.chemphys.lu.se/research/techniques/x-ray-spectrosc ...
    16 KB (2,324 words) - 13:29, 9 February 2025
  • ...c change in the molecule’s properties. Several goals could be accomplished by constructing an explicit representation of this periodic law as manifested ...-dimensional to (4) a four-dimensional system [[Kronecker product]] of the element chart with itself. ...
    14 KB (1,978 words) - 05:02, 5 February 2025
  • ...name=overview /><ref name=text /> Hydrogen peroxide which can be produced by yeasts in this way is possibly a [[bacteriostatic agent]].<ref name=overvie ...copper(II) center [[antiferromagnetism|antiferromagnetically]], supported by [[Electron paramagnetic resonance|EPR spectroscopic studies]].<ref name=tex ...
    18 KB (2,510 words) - 07:24, 23 September 2024
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