| 释义 |
disulphide Chem.|daɪˈsʌlfaɪd|
[f. di-2 + sulphide.]
A compound in which two atoms of sulphur are united with another element or a radical, as carbon disulphide, CS2. † Formerly, a compound having one atom of sulphur united to two of another element, as disulphide of copper = cuprous sulphide, Cu2S.
1863–72Watts Dict. Chem. II. 74 Hemisulphide of copper, or Cuprous Sulphide, Cu2S, also called Disulphide of copper. Found native as Copper-glance. 1869Roscoe Elem. Chem. 128 When deposited from solution in carbon disulphide, sulphur crystallizes in the ordinary natural or octahedral form. 1895Edin. Rev. Oct. 409 Carbon disulphide took it up more freely. |