Comproportionation or symproportionation is a chemical reaction where two reactants containing the same element but with different oxidation numbers, form...
5 KB (618 words) - 05:49, 5 August 2024
formed from precursors of lower and higher oxidation states, is called comproportionation, also known as symproportionation. More generally, the term can be...
17 KB (1,897 words) - 07:47, 22 August 2024
a thermodynamic sink, and is intrinsically stable, giving rise to comproportionation (↘↙). On the Frost diagram for nitrogen, hydrazoic acid (HN3 / N−3)...
15 KB (1,831 words) - 15:30, 12 August 2024
be synthesised by the direct reaction of the elements, or by the comproportionation of bromine and bromine trifluoride at high temperatures. Bromine monochloride...
67 KB (7,715 words) - 20:33, 10 August 2024
such as sodium nitrite. Each elementary redox reaction is also a comproportionation reaction because two different N-species (N−3 and NO−2) converge to...
19 KB (2,184 words) - 13:36, 9 October 2024
preparation of ferrocene ferrous chloride is generated in situ by comproportionation of FeCl3 with iron powder in tetrahydrofuran (THF). Ferric chloride...
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Upon heating a mixture of vanadium(V) oxide and vanadium(III) oxide, comproportionation occurs to give vanadium(IV) oxide, as a deep-blue solid: V2O5 + V2O3...
17 KB (1,550 words) - 14:25, 4 October 2024
more iron metal converted the ferric bromide to ferrous bromide via comproportionation. Where desired, free bromine may be obtained by thermal decomposition...
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oxidation of some hydrogen sulfide to sulfur dioxide and then the comproportionation of the two: 3 O2 + 2 H2S → 2 SO2 + 2 H2O SO2 + 2 H2S → 3 S + 2 H2O...
99 KB (11,027 words) - 22:17, 18 October 2024
Alternatively SnCl4 and Sn combine to stannous chloride by a process called comproportionation: SnCl4 + Sn → 2 SnCl 2 Tin can form many oxides, sulfides, and other...
81 KB (8,961 words) - 07:56, 19 October 2024
aqueous extracts with sodium bisulfite to give sodium iodide. This comproportionation reaction is a major source of the sodium iodide. Calcium iodate can...
3 KB (187 words) - 11:33, 1 November 2023
+qe or -qe. This charging takes place through a disproportionation/comproportionation mechanism rather than a dissociation/association mechanism and the...
25 KB (3,027 words) - 11:33, 23 August 2024
battery stores and releases energy by shifting the equilibrium (a comproportionation) between metallic lead, lead dioxide, and lead(II) salts in sulfuric...
14 KB (1,458 words) - 06:20, 27 September 2024
Redistribution (chemistry) (redirect from Kocheshkov comproportionation)
are produced by redistribution, a reaction called the Kocheshkov comproportionation: 3 SnBu4 + SnCl4 → 4 SnBu3Cl Many metal halides undergo redistribution...
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oxychloride. For this purpose aqueous copper(I) chloride is generated by comproportionation and then air-oxidized: Cu + CuCl2 → 2 CuCl 4 CuCl + O2 + 2 H2O → Cu3Cl2(OH)4...
17 KB (1,560 words) - 07:28, 13 May 2024
solution is then reacted with freshly extracted iodate, resulting in comproportionation to iodine, which may be filtered off. The caliche was the main source...
107 KB (12,026 words) - 02:11, 19 October 2024
reduction Chain walking Chan–Lam coupling Chlorination Clusterification Comproportionation C–C coupling C–H activation Cyanation Cyclometalation Decarbonylation...
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iron(III) chloride oxidizes iron powder to form iron(II) chloride via a comproportionation reaction: 2 FeCl3 + Fe → 3 FeCl2 A traditional synthesis of anhydrous...
39 KB (3,874 words) - 06:52, 16 October 2024
gives NbO2: Nb2O5 + H2 → 2 NbO2 + H2O Niobium monoxide arises from a comproportionation using an arc-furnace: Nb2O5 + 3Nb → 5 NbO The burgundy-coloured niobium(III)...
12 KB (1,223 words) - 03:23, 5 July 2024
an inert atmosphere: Yb + S → YbS An alternative synthesis is by comproportionation of ytterbium(III) sulfide and ytterbium metal in vacuum at 1000–1100...
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reacts with elemental mercury (0) to form mercurous (I) nitrate (comproportionation reaction):[citation needed] Hg(NO3)2 + Hg ⇌ Hg2(NO3)2 Solutions of...
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first reaction resembles a disproportionation reaction. The inverse comproportionation reaction is the reaction occurring in the Claus process used for desulfurization...
12 KB (1,596 words) - 15:48, 5 July 2024
of each of these three words. This biological process is a redox comproportionation reaction, in which ammonia (the reducing agent giving electrons) and...
57 KB (6,216 words) - 17:58, 11 September 2024
chlorides by redistribution reactions (also known as the "Kocheshkov comproportionation" in the case of organotin compounds): 3 R4Sn + SnCl4 → 4 R3SnCl R4Sn...
24 KB (2,623 words) - 18:21, 19 September 2024
tellurium with difluorodichloromethane. It can also be produced by the comproportionation of tellurium and tellurium tetrachloride. Tellurium dichloride is...
4 KB (306 words) - 17:39, 22 September 2024
nitric acid. Another method of producing the monohydrate is by the comproportionation of permanganate and Mn(II) in phosphoric acid: MnO4– + 4 Mn2+ + 10...
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oxychlorides of vanadium, it is a hygroscopic green solid. It is prepared by comproportionation of vanadium trichloride and vanadium(V) oxides: V2O5 + VOCl3 + 3 VCl3...
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used as a catalyst. It adopts the rutile structure. It forms via comproportionation: 2 Re2O7 + 3 Re → 7 ReO2 Single crystals are obtained by chemical...
4 KB (242 words) - 08:22, 22 August 2024
N-alkoxy amines (which, presumably, proceed via intermediate 1). Comproportionation of the reduced product (a hydroxylamine) with the oxoammonium ion...
13 KB (1,647 words) - 14:54, 28 March 2022
University of Technology. In this biological process, which is a redox comproportionation reaction, nitrite and ammonium ions are converted directly into a...
45 KB (5,170 words) - 13:39, 22 July 2024