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• Chlorine
  ...ium chloride|aluminum(III) chloride]], [[iron(II) chloride|iron(II)]] or [[iron(III) chloride]], and many others, which cannot be made in solution, due to *Make interhalogen compounds
  13 KB (1,873 words) - 17:48, 8 November 2023
• Gold
  ...rious methods: dissolving the copper circuit with a PCB etchant, such as [[Iron(III) chloride|ferric chloride]] and collecting the gold foil by filtering t ...toxic and it's even used in medical implants. On the other hand, most gold compounds (especially the salts) are toxic and they should be handled with proper pro
  12 KB (1,713 words) - 20:30, 20 March 2023
• Manganese dioxide
  ...formula '''MnO₂'''. It is a common precursor to many manganese compounds, as it is easy to acquire. ...in large amounts of graphite which is not easily removed, as well as zinc, iron and potassium carbonate. This source of MnO₂ is still useful for
  7 KB (902 words) - 14:54, 18 November 2023
• Mercury
  ...such as [[gold]], [[aluminium]] or alkali metals, but will not dissolve [[iron]], [[platinum]], [[tantalum]] and [[tungsten]]. Lead-mercury amalgam has th In EU the sale of mercury and its compounds is restricted.
  12 KB (1,745 words) - 00:11, 11 December 2019
• Methyl ethyl ketone
  ...Journal of Organic Chemistry, Vol. 47 (14), (1982), p. 2790 - 2792]</ref> Iron(III) nitrate on kieselguhr can also be used instead of permanganate, though ...one, with the rest being acetone (15.2%), acetic acid (15.1%), while other compounds are below 10%. While the yields are not great, lignin can be cheaply extrac
  11 KB (1,468 words) - 18:42, 27 May 2023
• Mischmetal
  When alloyed with [[iron]] and some added metal oxides the harder alloy [[ferrocerium]] is formed, w [[Category:Inorganic compounds]]
  1 KB (176 words) - 17:55, 21 September 2018
• Neodymium
  ...if stored improperly. Its most common use is in high-strength [[Neodymium iron boron magnet|neodymium magnets]]. As a tripositive ion, neodymium has unusu ...odymium salts, thus causing the compounds to appear colorless. [[Holmium]] compounds will undergo similar color changes.
  11 KB (1,483 words) - 21:03, 12 August 2020
• Neodymium iron boron magnet
  | Name = Neodymium-iron-boron magnet ...magnets''', are [[magnets]] made from a sintered alloy of [[neodymium]], [[iron]], and [[boron]]. They produce the highest commercially available magnetic
  7 KB (866 words) - 20:38, 26 December 2022
• Neodymium oxalate
  ...order the yellow or green color of the precipitate should leach away. The iron is chelated into a vivid, emerald green complex in solution, and the neodym ...h is toxic if ingested. Standard gloves should be safe to handle neodymium compounds with. Oxalates and oxalic acid are toxic by ingestion, and may lead to kidn
  5 KB (538 words) - 15:21, 10 July 2019
• Nickel
  ...ts that is [[Ferromagnetism|ferromagnetic]] at or near room temperature ([[iron]], [[cobalt]], and [[gadolinium]] being the others). Its [[Curie point|Curi Nickel(II) compounds form a hexaaqua complex in water with the formula [Ni(H₂O)<sub>6
  11 KB (1,500 words) - 12:03, 25 June 2023
• Nitric acid
  ...ing acid at room temperature. It is often used in the nitration of organic compounds. It is capable of dissolving metals such as [[copper]] and [[silver]] due t ...c acid will form a protective layer on the surfaces of some metals, like [[iron]], [[cobalt]], [[chromium]], [[nickel]], and [[aluminium]], which prevents
  12 KB (1,686 words) - 11:53, 23 September 2023
• Oxide
  ...to another element. The terminology is usually used to refer to inorganic compounds, where the oxygen is not part of a polyatomic anion. ...es more easily than others. For example: [[Iron(III) oxide|rust]] forms on iron easily, but gold is not normally oxidized by the oxygen in the air.
  3 KB (417 words) - 14:49, 9 July 2018
• Phosphoric acid
  ...tools, or other surfaces. The phosphoric acid changes the reddish-brown [[iron(III) oxide]] to [[ferric phosphate]], FePO₄: [[Category:Chemical compounds]]
  9 KB (1,223 words) - 00:12, 29 March 2020
• Potassium perchlorate
  Perchlorates can be destroyed with metallic [[iron]] under UV light, in the absence of air.<ref>[https://books.google.ro/books [[Category:Chemical compounds]]
  5 KB (667 words) - 12:48, 17 June 2019
• Proper disposal of chemicals
  ...ed in the usual way. However there are many chemicals, such as heavy metal compounds or organic solvents, that require '''special disposal techniques'''. In the ...nd soluble heavy metal compounds, it's best to convert them into insoluble compounds, which are less toxic.
  347 KB (46,057 words) - 20:09, 13 March 2024
• Perchloric acid
  ...dangerous oxidizer capable of exploding violently in contact with organic compounds. Anhydrous or fuming perchloric acid is known to spontaneously detonate. Aq Perchloric acid and its compounds should not be released in the environment. Perchloric acid is best precipit
  8 KB (974 words) - 21:02, 3 May 2020
• Potassium dichromate
  ...furic acid]], [[chromic acid]], which is actually a combination of several compounds, is formed. This mixture can be used for cleaning glassware, usually when t ...he solution to neutralize all remaining acids and precipitate a mixture of iron and chromium hydroxides, which are then filtered and washed. At this point,
  10 KB (1,262 words) - 21:32, 16 October 2022
• Oxalic acid
  *Make pyrophoric [[iron]] [[Category:Chemical compounds]]
  8 KB (1,006 words) - 15:03, 18 November 2023
• Potassium chlorate
  ...sulfite]], [[sodium sulfite]] or a mixture of sulfuric acid and [[Ammonium iron(II) sulfate|ferrous ammonium sulfate]]. The resulting products should be ne [[Category:Chemical compounds]]
  9 KB (1,194 words) - 18:31, 3 February 2024
• Potassium nitrate
  ...reacting a mixture of potassium nitrate and [[Carbon|charcoal]] in a cast iron bowl, in an inert atmosphere to prevent combustion or oxidation to potassiu Presence of iron may also lead to formation of [[Prussian blue]].
  12 KB (1,623 words) - 17:12, 27 May 2023