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  • Depending on reaction conditions, the oxidation of acetaldehyde by oxygen variously co-produces [ ...exist from [[ethanol]], the first an exothermic, self-sustaining oxidation reaction using a copper or silver catalyst at a temperature of 500-650°C:
    7 KB (800 words) - 21:30, 17 August 2020
  • ...many elements, reacting violently with most metals. It is also capable of reaction with many nonmetals and [[metalloid]]s, such as the solid chalcogens, pnict ...pectacular display. However, if done accidentally without precaution, this reaction is disastrous.
    14 KB (1,973 words) - 11:41, 25 June 2023
  • ...is very exothermic and the resulting hydrogen may ignite or explode if the reaction is done improperly.
    6 KB (716 words) - 18:37, 7 February 2024
  • ...using [[calcium oxide]] (quicklime) as the neutralization reaction is too exothermic and the mixture may boil. Calcium acetate can be easily produced by reaction of [[calcium hydroxide]] or [[calcium carbonate|carbonate]] with acetic aci
    5 KB (677 words) - 15:15, 18 November 2023
  • ...charcoal e.g.), at 810°C in an inert atmosphere. This reaction is highly exothermic, the calcium will not require further heating once melted.<ref>https://www. ....g., it can still irritate the skin by reacting to the sweat and moisture. Reaction with water gives off toxic fumes, so it should be performed outside or in a
    9 KB (1,277 words) - 13:58, 18 November 2023
  • ...an advantage over calcium oxide because these reactions are not intensely exothermic, and an advantage over calcium carbonate in that no carbon dioxide is evolv ...ium oxide]] to water, in a process called slaking. The temperature of this reaction is more than enough to boil water and can produce a caustic spray of limewa
    8 KB (1,050 words) - 20:51, 6 June 2018
  • ...es, however, the free chlorine and chlorinated by-products produced by the reaction with hypochlorite makes the latter much more hazardous. Caution must be taken as the reaction is very exothermic and may generate foam.
    6 KB (706 words) - 18:37, 2 June 2021
  • A very exothermic [[thermite]] reaction occurs with [[aluminium]] powder, which is used to 'heat boost' reactions s ...form calcium sulfate as the precipitation of the solid not only drives the reaction but makes the two formed chemicals easy to separate by simply filtering off
    7 KB (820 words) - 21:54, 18 November 2019
  • ...eous solution of [[sodium sulfide]] is added. The reaction is sufficiently exothermic that no heating is required. The crude dimethyl sulfide is purified via fra
    7 KB (964 words) - 18:49, 28 March 2021
  • ...ed to the solvent. Usually, drying agent is chosen so that the products of reaction with water are easily removed, eg by filtration or distillation. Substances ...eacts violently with halogenated solvents, less so with alcohols and DMSO; Reaction with alcohols give their respective alkoxides, that can be regenerated back
    19 KB (2,493 words) - 16:52, 25 July 2023
  • ...n over a silver or copper catalyst upwards of 500 °C, but the reaction is exothermic and self-sustaining as long as oxygen is sufficiently present, even in the ...gestion of small amounts of ethanol will cause drunkenness, which inhibits reaction times and judgment. It should be noted that ethanol produced in a lab is NO
    14 KB (1,953 words) - 20:56, 9 September 2023
  • ...e of the latter, and starting small scale is a must to get a sense for the reaction before any large scale chlorine production is attempted. ...o awful byproducts (such as [[Manganese dioxide|MnO<sub>2</sub>]]) and the reaction speed at standard concentrations and temperatures is not too fast nor too s
    13 KB (1,873 words) - 17:48, 8 November 2023
  • | ImageCaption = Nitrogen dioxide(right) being generated by the reaction of copper metal with nitric acid. ...] with a number of metals, most notably [[copper]], in a highly exothermic reaction, or by reacting a nitrate salt with hot or concentrated strong acids. It is
    6 KB (825 words) - 18:56, 12 October 2018
  • ...r3CjogY5T0I</ref> Solid sodium nitronate can be obtained by performing the reaction in ethanolic sodium hydroxide or ethoxide.<ref>'''ExplosionsAndFire''' (201 ...reating [[propane]] with [[nitric acid]] at 350–450 °C. This exothermic reaction produces the four industrially significant nitroalkanes: nitromethane, [[ni
    10 KB (1,375 words) - 20:01, 16 May 2023
  • ...ified <sup>1</sup>O<sub>2</sub>) photochemically or from, for example, the reaction of hypochlorite and hydrogen peroxide. At high concentrations of singlet ox ...ndness. At concentrations over 50%, it will greatly amplify any exothermic reaction. Liquid oxygen is a fire and explosive hazard when in contact with organic
    10 KB (1,425 words) - 19:23, 13 August 2022
  • ...ined by using phosphoric acid without damaging glassware that can exit the reaction flask in gaseous form below this temperature. ...found in nature as apatite, which is also the major component of bone. The reaction is:
    9 KB (1,223 words) - 00:12, 29 March 2020
  • ...st however, to avoid dumping large quantities of waste, as the reaction in exothermic and may splash or volatilize some of the waste, so it's best to perform the ...aterial for the disposal of organic compounds. The decomposition is highly exothermic and the resulting smoke is very dangerous. As such, this method is generall
    347 KB (46,057 words) - 20:09, 13 March 2024
  • ...nha when hot, although the base piranha must be heated to 60°C before the reaction takes off.<ref>http://www.ehss.vt.edu/programs/HCM_piranha.php</ref> ...b>SO<sub>4</sub> has more than 50% hydrogen peroxide. The mixing is highly exothermic, and the resultant heat can bring the temperature of the solution to over 1
    4 KB (583 words) - 15:30, 4 September 2019
  • The reaction is so exothermic, the hydrogen is instantly ignited, forming a burning sphere of potassium. ...en bulk chain secondary alcohols have been shown to work just as good. The reaction mixture can then be dumped out into [[toluene]] and the spheres of potassiu
    13 KB (1,879 words) - 20:16, 17 September 2022
  • Potassium hydroxide can also be used in a reaction with [[magnesium]] powder or shavings in an inert, high boiling solvent wit ...ely hygroscopic. It is very soluble in water and its dissolution is highly exothermic. One-hundred percent potassium hydroxide is very difficult to create due to
    8 KB (1,005 words) - 16:52, 17 August 2023

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