hydrosulphide Chem.
(haɪdrəʊˈsʌlfaɪd)
[f. hydrogen + sulphide.]
A compound obtained by the union of hydrogen sulphide (sulphuretted hydrogen) with a metal or radical; a sulphydrate.
| 1849 D. Campbell Inorg. Chem. 46 Metallic oxides, capable of precipitation by sulphide of hydrogen or hydrosulphide of ammonium, in acid, neutral, or alkaline solutions. 1871 Roscoe Elem. Chem. 215 At the ordinary temperature the sulphide loses NH3, and is converted into a crystalline mass of the hydrosulphide NH4HS, a very volatile body, which decomposes above 50° into ammonia and sulphuretted hydrogen. |