Sulphuretted hydrogen, recognized by its odour, results from sulphides containing water, and hydrosulphides.
The solution is filtered off, boiled till free of sulphuretted hydrogen, and ammonium chloride and ammonia added.
An assistant was so fond of sulphuretted hydrogen, that he was once found insensible beside the apparatus, having narcotized himself with the gas (he recovered); and many more such eccentricities.
Sulphuretted hydrogen, a trace, too small to be mentioned.
The gas which rises in the bath consists of nitrogen, with minute quantities of sulphuretted hydrogen and carbonic acid.
Sulphuret of Potassium= (liver of sulphur) occurs in mass or powder of a dirty green colour; has a strong smell of sulphuretted hydrogen.
The dinitroso acid slowly decomposes into sulphuretted hydrogen, nitrogen, nitrous oxide, and the heptanitroso acid.
It then forms a yellowish crystalline mass, which readily dissolves in acids with the liberation of sulphuretted hydrogen.
Add an alcoholic solution of acetate of lead to a similar solution of jalap resin, collect the precipitate (jalapate of lead), and throw down the lead by means of sulphuretted hydrogen.
The liquid is then gently heated, to expel the excess of sulphuretted hydrogen, and either decanted or filtered.
The gallium salts are precipitated by alkaline carbonates and by barium carbonate, but not by sulphuretted hydrogen unless in acetic acid solution.
The precipitate is dissolved in hydrochloric acid and foreign metals are removed by sulphuretted hydrogen; the residual liquid being then fractionally precipitated by sodium carbonate, which throws out the gallium before the zinc.
I think it unnecessary to enter into any details respecting his experiments on sulphuretted hydrogen, and the hydrosulphurets and sulphurets.
The gases consist of carbonic acid, sulphuretted hydrogen, hydrogen, nitrogen, and the hydrocarbons, the butyric and acetic fermentations furnishing the hydrogen and carbonic acid gas.
Calcium monosulphide, CaS, a white amorphous powder, sparingly soluble in water, is formed by heating the sulphate with charcoal, or by heating lime in a current of sulphuretted hydrogen.
Calcium is not precipitated by sulphuretted hydrogen, but falls as the carbonate when an alkaline carbonate is added to a solution.
Hotel de la Couronne d'Or--three decimal one of sulphuretted hydrogen, five decimal three of compound fermenting putrifio-bacteritic stuff.
Sulphuretted hydrogen, which is invariably present in commercial acetylene, is formed by the decomposition of aluminium sulphide.
CSNH2 are known, and result by the addition of sulphuretted hydrogen to the nitriles, or by the action of phosphorus pentasulphide on the acid-amides.
Sulphuretted hydrogen water precipitates a yellow deposit of sulphide of arsenic.
This filtrate, after being well washed, is to be diffused in water, and into this a current of sulphuretted hydrogen gas is to be passed for some considerable time.
This gave rise to a production of sulphuretted hydrogen which is found in the deposits, as well as in the deeper waters.
The blackish brown sulphide precipitated from bismuth salts by sulphuretted hydrogen is insoluble in ammonium sulphide, but is readily dissolved by nitric acid.
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