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• Arsenic
  |name=Arsenic ...dark grey due to oxidation. Aside from its once-popular use in poisoning, arsenic was also used for preparing wood treatment chemicals.
  11 KB (1,599 words) - 15:37, 20 September 2018
• Proper disposal of chemicals
  ...with a mixture of [[zinc]] and [[sulfur]] powders, which yields [[mercury sulfide]] aka cinnabar. This compound is insoluble in water and acids, showing litt Very dangerous heavy metals such as [[cadmium]], [[thallium]] and [[arsenic]] should always be properly disposed of at designated facilities, as their
  347 KB (46,057 words) - 20:09, 13 March 2024
• Zinc
  *Reducing Cr(III) to Cr(II) *Making [[zinc sulfide]]
  11 KB (1,543 words) - 17:21, 13 February 2021
• Safe handling and storage of chemicals
  ...ether also contains traces of water, which will consume the sodium. [[Iron(II) sulfate]] can also be added to neutralize the peroxides. [[Sodium hydroxid Phosphides, such as [[aluminium phosphide]] are, just like group II carbides, sensitive to water. The reaction of phosphides with water release
  48 KB (5,818 words) - 20:11, 13 March 2024
• Solubility
  | style="text-align:center;"| Ammonium sulfide | style="text-align:center;"| Antimony sulfide
  294 KB (29,405 words) - 09:50, 15 August 2016
• Density
  | style="text-align:center;"| Hydrogen sulfide (gas) | style="text-align:center;"| Ammonium sulfide
  174 KB (19,350 words) - 20:07, 13 March 2024
• Topical Compendium: Elements
  *[https://www.sciencemadness.org/whisper/viewthread.php?tid=9920 Copper(II) Aspirinate Synthesis] ...encemadness.org/whisper/viewthread.php?tid=15513 Another remarkable copper(II) complex] (cesium trichlorocuprate)
  16 KB (1,869 words) - 16:27, 13 March 2024
• Phosphorus tribromide
  ...[bromoacetic acid]], [[carbon disulfide]], [[chloroform]], liq. [[hydrogen sulfide|H₂S]], liq. [[sulfur dioxide|SO₂]] A less known route involves the reaction of phosphorus vapors with mercury(II) bromide. The reaction gives phosphorus tribromide and [[mercury]] vapors,
  6 KB (765 words) - 20:59, 2 December 2018