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...

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

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...

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...

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...

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

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

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

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

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...

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

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...

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...

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...

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

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...

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

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

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...

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)...

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

Lithium sulfide is the inorganic compound with the formula Li2S. It crystallizes in the antifluorite motif, described as the salt (Li+)2S2−. It forms...

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...

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

temperature. Polyphenylene sulfide (PPS) obtained by the condensation polymerization of p-dichlorobenzene and sodium sulfide, has outstanding chemical...

Rb_{2}S+H_{2}O} } Rubidium sulfide has a cubic crystal similar to lithium sulfide, sodium sulfide and potassium sulfide, known as the anti-fluorite structure...