Sodium sulfide is a chemical compound with the formula Na2S, or more commonly its hydrate Na2S·9H2O. Both the anhydrous and the hydrated salts in pure...

Sodium hydrosulfide is the chemical compound with the formula NaSH. This compound is the product of the half-neutralization of hydrogen sulfide (H2S)...

hydrogen sulfide converts to alkali hydrosulfides such as sodium hydrosulfide and sodium sulfide: H2S + NaOH → NaSH + H2O NaSH + NaOH → Na2S + H2O Sodium sulfides...

sodium carbonate. In that process sodium sulfide reacts with calcium carbonate: Na2S + CaCO3 → CaS + Na2CO3 Millions of tons of this calcium sulfide byproduct...

alkaline sulfides. Anhydrous sodium sulfate, known as the rare mineral thenardite, used as a drying agent in organic synthesis. Heptahydrate sodium sulfate...

reduces the sulfate to sulfide: Na2SO4 + 2C → Na2S + 2CO2 The second stage is the reaction to produce sodium carbonate and calcium sulfide: Na2S + CaCO3 → Na2CO3...

of sulfide salts are corrosive. Sulfide also refers to large families of inorganic and organic compounds, e.g. lead sulfide and dimethyl sulfide. Hydrogen...

bisulfate, sodium bisulfite, sodium sulfide, iron sulfide and hydrogen sulfide. Sodium chloride provides kala namak with its salty taste, iron sulfide provides...

cellulose. Sodium sulfide (Na2S), the reducing and solubilising agent, performs both reduction and solubilisation, producing thiols and then to sodium salt...

double-bond character. Sodium thiosulfate is prepared by oxidation of sodium sulfite with sulfur. It is also produced from waste sodium sulfide from the manufacture...

synthetic fiber is Sulfar. The PPS (polyphenylene sulfide) polymer is formed by reaction of sodium sulfide with 1,4-dichlorobenzene: n ClC6H4Cl + n Na2S →...

White liquor is a strongly alkaline solution mainly of sodium hydroxide and sodium sulfide. It is used in the first stage of the Kraft process in which...

shiny finish Sodium hydroxide is also widely used in pulping of wood for making paper or regenerated fibers. Along with sodium sulfide, sodium hydroxide...

Sigma-Aldrich Co., Sodium oxide. Retrieved on 2014-05-25. Zintl, E.; Harder, A.; Dauth B. (1934). "Gitterstruktur der oxyde, sulfide, selenide und telluride...

polysulfides arise by treatment of a solution of the sulfide with elemental sulfur, e.g. sodium sulfide to sodium polysulfide: S2− + n S → S2− n+1 In some cases...

treatment of wood chips with a hot mixture of water, sodium hydroxide (NaOH), and sodium sulfide (Na2S), known as white liquor, that breaks the bonds...

chemical pulping include the Kraft process, which uses caustic soda and sodium sulfide and is the most common; alternatively, the use of sulfurous acid is...

Na3PO4 Sodium selenate – Na2O4Se Sodium selenide – Na2Se Sodium selenite – Na2SeO3 Sodium silicate – Na2SiO3 Sodium sulfate – Na2SO4 Sodium sulfide – Na2S...

Green liquor is the dissolved smelt of sodium carbonate, sodium sulfide and other compounds from the recovery boiler in the kraft process. The liquor's...

decalin. Auric sulfide is claimed to react with nitric acid as well sodium cyanide. It is claimed to dissolve in concentrated sodium sulfide solution. Gold(I)...

generating steam and recovering the cooking chemicals (sodium hydroxide and sodium sulfide used to separate lignin from the cellulose fibres needed...

types of sepia toner in modern use; Sodium sulfide toners – the traditional 'rotten egg' toners (sodium sulfide smells of rotten eggs when exposed to...

hydrogen sulfide (at 0.2-0.3 M), thioacetamide (at 0.3-0.6 M), addition of hydrogen sulfide can often prove to be a lumbersome process and therefore sodium sulfide...

treatment of CS2 with sodium thiolates) are used as flotation agents in mineral processing. Upon treatment with sodium sulfide, carbon disulfide affords...

the sodium cations with the anionic termini of the chains. Sodium polysulfide can be produced by dissolving sulfur in a solution of sodium sulfide. Alternatively...

is then removed by the addition of sodium sulfide solution, and impurities are oxidized by bleaching with sodium hypochlorite solution or hydrogen peroxide...

glycol. Thiodiglycol is manufactured by reaction of 2-chloroethanol with sodium sulfide. Thiodiglycol is a polar protic solvent. It is used as a solvent in...

hydroxide and the reaction of sodium sulfide with aqueous copper sulfate will also produce copper sulfide. Copper sulfide crystallizes in the hexagonal...

in Tacoma, WA in 1929. Additional products, including sodium sulfide, sodium sulfhydrate, sodium tetrasulfide, and aluminum chloride were produced by the...

Potassium sulfide is an inorganic compound with the formula K2S. The colourless solid is rarely encountered, because it reacts readily with water, a reaction...